157225282 has 16 divisors (see below), whose sum is σ = 253441440. Its totient is φ = 72883008.

The previous prime is 157225261. The next prime is 157225297. The reversal of 157225282 is 282522751.

It is a Harshad number since it is a multiple of its sum of digits (34).

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, 32232 + ... + 36787.

It is an arithmetic number, because the mean of its divisors is an integer number (15840090).

Almost surely, 2^157225282 is an apocalyptic number.

157225282 is a deficient number, since it is larger than the sum of its proper divisors (96216158).

157225282 is a wasteful number, since it uses less digits than its factorization.

157225282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69105.

The product of its digits is 22400, while the sum is 34.

The square root of 157225282 is about 12538.9505940489. The cubic root of 157225282 is about 539.7269790407.

The spelling of 157225282 in words is "one hundred fifty-seven million, two hundred twenty-five thousand, two hundred eighty-two".