1455522000 has 160 divisors (see below), whose sum is σ = 4712507904. Its totient is φ = 386496000.

The previous prime is 1455521993. The next prime is 1455522011. The reversal of 1455522000 is 2255541.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2201670 + ... + 2202330.

Almost surely, 2^1455522000 is an apocalyptic number.

1455522000 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 1455522000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2356253952).

1455522000 is an abundant number, since it is smaller than the sum of its proper divisors (3256985904).

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

1455522000 is a wasteful number, since it uses less digits than its factorization.

1455522000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054 (or 1038 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 1455522000 is about 38151.3040406223. The cubic root of 1455522000 is about 1133.2861764308.

Adding to 1455522000 its reverse (2255541), we get a palindrome (1457777541).

The spelling of 1455522000 in words is "one billion, four hundred fifty-five million, five hundred twenty-two thousand".