52978316 has 6 divisors (see below), whose sum is σ = 92712060. Its totient is φ = 26489156.

The previous prime is 52978313. The next prime is 52978337. The reversal of 52978316 is 61387925.

It is not an unprimeable number, because it can be changed into a prime (52978313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6622286 + ... + 6622293.

It is an arithmetic number, because the mean of its divisors is an integer number (15452010).

Almost surely, 2^52978316 is an apocalyptic number.

It is an amenable number.

52978316 is a deficient number, since it is larger than the sum of its proper divisors (39733744).

52978316 is a wasteful number, since it uses less digits than its factorization.

52978316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13244583 (or 13244581 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 52978316 is about 7278.6204736887. The cubic root of 52978316 is about 375.5773412014.

The spelling of 52978316 in words is "fifty-two million, nine hundred seventy-eight thousand, three hundred sixteen".