1522252680 has 64 divisors (see below), whose sum is σ = 4918052160. Its totient is φ = 374707968.

The previous prime is 1522252673. The next prime is 1522252681. The reversal of 1522252680 is 862522251.

It is a happy number.

It is a super-3 number, since 3×1522252680³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1522252681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486342 + ... + 489461.

It is an arithmetic number, because the mean of its divisors is an integer number (76844565).

Almost surely, 2^1522252680 is an apocalyptic number.

1522252680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1522252680 is an abundant number, since it is smaller than the sum of its proper divisors (3395799480).

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

1522252680 is a wasteful number, since it uses less digits than its factorization.

1522252680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975830 (or 975826 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 1522252680 is about 39016.0566946482. The cubic root of 1522252680 is about 1150.3471365394.

The spelling of 1522252680 in words is "one billion, five hundred twenty-two million, two hundred fifty-two thousand, six hundred eighty".