157672252 has 6 divisors (see below), whose sum is σ = 275926448. Its totient is φ = 78836124.

The previous prime is 157672243. The next prime is 157672253. The reversal of 157672252 is 252276751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157672253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19709028 + ... + 19709035.

Almost surely, 2^157672252 is an apocalyptic number.

It is an amenable number.

157672252 is a deficient number, since it is larger than the sum of its proper divisors (118254196).

157672252 is a wasteful number, since it uses less digits than its factorization.

157672252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39418067 (or 39418065 counting only the distinct ones).

The product of its digits is 58800, while the sum is 37.

The square root of 157672252 is about 12556.7612066169. The cubic root of 157672252 is about 540.2379518294.

The spelling of 157672252 in words is "one hundred fifty-seven million, six hundred seventy-two thousand, two hundred fifty-two".