157497436 has 12 divisors (see below), whose sum is σ = 279734728. Its totient is φ = 77573232.

The previous prime is 157497377. The next prime is 157497437. The reversal of 157497436 is 634794751.

157497436 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157497437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 293571 + ... + 294106.

Almost surely, 2^157497436 is an apocalyptic number.

It is an amenable number.

157497436 is a deficient number, since it is larger than the sum of its proper divisors (122237292).

157497436 is a wasteful number, since it uses less digits than its factorization.

157497436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587748 (or 587746 counting only the distinct ones).

The product of its digits is 635040, while the sum is 46.

The square root of 157497436 is about 12549.7982453902. The cubic root of 157497436 is about 540.0382186027.

The spelling of 157497436 in words is "one hundred fifty-seven million, four hundred ninety-seven thousand, four hundred thirty-six".