52503878 has 16 divisors (see below), whose sum is σ = 94744320. Its totient is φ = 21317256.

The previous prime is 52503839. The next prime is 52503881. The reversal of 52503878 is 87830525.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98426 + ... + 98957.

It is an arithmetic number, because the mean of its divisors is an integer number (5921520).

Almost surely, 2^52503878 is an apocalyptic number.

52503878 is a deficient number, since it is larger than the sum of its proper divisors (42240442).

52503878 is a wasteful number, since it uses less digits than its factorization.

52503878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197411.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 52503878 is about 7245.9559755770. The cubic root of 52503878 is about 374.4528387679.

The spelling of 52503878 in words is "fifty-two million, five hundred three thousand, eight hundred seventy-eight".