157232322 has 24 divisors (see below), whose sum is σ = 366875964. Its totient is φ = 48379104.

The previous prime is 157232311. The next prime is 157232329. The reversal of 157232322 is 223232751.

It is a happy number.

157232322 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 154480041 + 2752281 = 12429^2 + 1659^2 .

It is not an unprimeable number, because it can be changed into a prime (157232329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 335733 + ... + 336200.

Almost surely, 2^157232322 is an apocalyptic number.

157232322 is an abundant number, since it is smaller than the sum of its proper divisors (209643642).

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

157232322 is a wasteful number, since it uses less digits than its factorization.

157232322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671954 (or 671951 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 157232322 is about 12539.2313161533. The cubic root of 157232322 is about 539.7350346180.

The spelling of 157232322 in words is "one hundred fifty-seven million, two hundred thirty-two thousand, three hundred twenty-two".