157331450 has 24 divisors (see below), whose sum is σ = 293338368. Its totient is φ = 62781680.

The previous prime is 157331443. The next prime is 157331491. The reversal of 157331450 is 54133751.

157331450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18599 + ... + 25701.

It is an arithmetic number, because the mean of its divisors is an integer number (12222432).

Almost surely, 2^157331450 is an apocalyptic number.

157331450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

157331450 is a deficient number, since it is larger than the sum of its proper divisors (136006918).

157331450 is a wasteful number, since it uses less digits than its factorization.

157331450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7558 (or 7553 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 157331450 is about 12543.1834077319. The cubic root of 157331450 is about 539.8484371170.

The spelling of 157331450 in words is "one hundred fifty-seven million, three hundred thirty-one thousand, four hundred fifty".