157492 has 6 divisors (see below), whose sum is σ = 275618. Its totient is φ = 78744.

The previous prime is 157489. The next prime is 157513. The reversal of 157492 is 294751.

It is a happy number.

157492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 156816 + 676 = 396^2 + 26^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 157492.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19683 + ... + 19690.

2¹⁵⁷⁴⁹² is an apocalyptic number.

It is an amenable number.

157492 is a deficient number, since it is larger than the sum of its proper divisors (118126).

157492 is a wasteful number, since it uses less digits than its factorization.

157492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39377 (or 39375 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 157492 is about 396.8526174791. The cubic root of 157492 is about 54.0032005419.

Subtracting from 157492 its sum of digits (28), we obtain a cube (157464 = 54³).

It can be divided in two parts, 15749 and 2, that added together give a palindrome (15751).

The spelling of 157492 in words is "one hundred fifty-seven thousand, four hundred ninety-two".