157622256 has 120 divisors (see below), whose sum is σ = 485147520. Its totient is φ = 47376000.

The previous prime is 157622207. The next prime is 157622287. The reversal of 157622256 is 652226751.

157622256 is a `hidden beast` number, since 1 + 5 + 7 + 622 + 25 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 157622256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238855 + ... + 239513.

It is an arithmetic number, because the mean of its divisors is an integer number (4042896).

Almost surely, 2^157622256 is an apocalyptic number.

157622256 is a gapful number since it is divisible by the number (16) 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 157622256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242573760).

157622256 is an abundant number, since it is smaller than the sum of its proper divisors (327525264).

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

157622256 is a wasteful number, since it uses less digits than its factorization.

157622256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835 (or 826 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 157622256 is about 12554.7702487939. The cubic root of 157622256 is about 540.1808447785.

It can be divided in two parts, 1576 and 22256, that added together give a palindrome (23832).

The spelling of 157622256 in words is "one hundred fifty-seven million, six hundred twenty-two thousand, two hundred fifty-six".