52738478 has 24 divisors (see below), whose sum is σ = 86100768. Its totient is φ = 24216192.

The previous prime is 52738459. The next prime is 52738489. The reversal of 52738478 is 87483725.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113675 + ... + 114137.

It is an arithmetic number, because the mean of its divisors is an integer number (3587532).

Almost surely, 2^52738478 is an apocalyptic number.

52738478 is a deficient number, since it is larger than the sum of its proper divisors (33362290).

52738478 is a wasteful number, since it uses less digits than its factorization.

52738478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828 (or 815 counting only the distinct ones).

The product of its digits is 376320, while the sum is 44.

The square root of 52738478 is about 7262.1262726560. The cubic root of 52738478 is about 375.0097253774.

The spelling of 52738478 in words is "fifty-two million, seven hundred thirty-eight thousand, four hundred seventy-eight".