157375332 has 48 divisors (see below), whose sum is σ = 410417280. Its totient is φ = 52149024.

The previous prime is 157375321. The next prime is 157375333. The reversal of 157375332 is 233573751.

157375332 is a `hidden beast` number, since 1 + 573 + 7 + 53 + 32 = 666.

It is a super-2 number, since 2×157375332² = 49533990244220448, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (157375333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14473 + ... + 22895.

It is an arithmetic number, because the mean of its divisors is an integer number (8550360).

Almost surely, 2^157375332 is an apocalyptic number.

157375332 is a gapful number since it is divisible by the number (12) 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 157375332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205208640).

157375332 is an abundant number, since it is smaller than the sum of its proper divisors (253041948).

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

157375332 is a wasteful number, since it uses less digits than its factorization.

157375332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8609 (or 8601 counting only the distinct ones).

The product of its digits is 66150, while the sum is 36.

The square root of 157375332 is about 12544.9325227360. The cubic root of 157375332 is about 539.8986229444.

The spelling of 157375332 in words is "one hundred fifty-seven million, three hundred seventy-five thousand, three hundred thirty-two".