157215482 has 16 divisors (see below), whose sum is σ = 241688832. Its totient is φ = 76658400.

The previous prime is 157215469. The next prime is 157215491. The reversal of 157215482 is 284512751.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79607 + ... + 81557.

It is an arithmetic number, because the mean of its divisors is an integer number (15105552).

Almost surely, 2^157215482 is an apocalyptic number.

157215482 is a deficient number, since it is larger than the sum of its proper divisors (84473350).

157215482 is a wasteful number, since it uses less digits than its factorization.

157215482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2933.

The product of its digits is 22400, while the sum is 35.

The square root of 157215482 is about 12538.5598056555. The cubic root of 157215482 is about 539.7157649106.

The spelling of 157215482 in words is "one hundred fifty-seven million, two hundred fifteen thousand, four hundred eighty-two".