53139376 has 20 divisors (see below), whose sum is σ = 103366152. Its totient is φ = 26464256.

The previous prime is 53139367. The next prime is 53139379. The reversal of 53139376 is 67393135.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (53139379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2350 + ... + 10573.

Almost surely, 2^53139376 is an apocalyptic number.

It is an amenable number.

53139376 is a deficient number, since it is larger than the sum of its proper divisors (50226776).

53139376 is a wasteful number, since it uses less digits than its factorization.

53139376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13188 (or 13182 counting only the distinct ones).

The product of its digits is 51030, while the sum is 37.

The square root of 53139376 is about 7289.6759873125. The cubic root of 53139376 is about 375.9575551907.

The spelling of 53139376 in words is "fifty-three million, one hundred thirty-nine thousand, three hundred seventy-six".