157395764 has 6 divisors (see below), whose sum is σ = 275442594. Its totient is φ = 78697880.

The previous prime is 157395757. The next prime is 157395793. The reversal of 157395764 is 467593751.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 150062500 + 7333264 = 12250^2 + 2708^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 19674467 + ... + 19674474.

It is an arithmetic number, because the mean of its divisors is an integer number (45907099).

Almost surely, 2^157395764 is an apocalyptic number.

It is an amenable number.

157395764 is a deficient number, since it is larger than the sum of its proper divisors (118046830).

157395764 is a wasteful number, since it uses less digits than its factorization.

157395764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39348945 (or 39348943 counting only the distinct ones).

The product of its digits is 793800, while the sum is 47.

The square root of 157395764 is about 12545.7468490321. The cubic root of 157395764 is about 539.9219869011.

The spelling of 157395764 in words is "one hundred fifty-seven million, three hundred ninety-five thousand, seven hundred sixty-four".