1522325040 has 160 divisors (see below), whose sum is σ = 4873188096. Its totient is φ = 392832000.

The previous prime is 1522324981. The next prime is 1522325047. The reversal of 1522325040 is 405232251.

1522325040 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1522325040² = 4634947054822003200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1522325040.

It is not an unprimeable number, because it can be changed into a prime (1522325047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2228539 + ... + 2229221.

Almost surely, 2^1522325040 is an apocalyptic number.

1522325040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1522325040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2436594048).

1522325040 is an abundant number, since it is smaller than the sum of its proper divisors (3350863056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1522325040 is a wasteful number, since it uses less digits than its factorization.

1522325040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987 (or 981 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1522325040 is about 39016.9839941531. The cubic root of 1522325040 is about 1150.3653634302.

Adding to 1522325040 its reverse (405232251), we get a palindrome (1927557291).

The spelling of 1522325040 in words is "one billion, five hundred twenty-two million, three hundred twenty-five thousand, forty".