52117738 has 4 divisors (see below), whose sum is σ = 78176610. Its totient is φ = 26058868.

The previous prime is 52117721. The next prime is 52117739. The reversal of 52117738 is 83771125.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 50367409 + 1750329 = 7097^2 + 1323^2 .

It is a super-2 number, since 2×52117738² = 5432517228473288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52117739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13029433 + ... + 13029436.

Almost surely, 2^52117738 is an apocalyptic number.

52117738 is a deficient number, since it is larger than the sum of its proper divisors (26058872).

52117738 is a wasteful number, since it uses less digits than its factorization.

52117738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26058871.

The product of its digits is 11760, while the sum is 34.

The square root of 52117738 is about 7219.2615965901. The cubic root of 52117738 is about 373.5326074397.

The spelling of 52117738 in words is "fifty-two million, one hundred seventeen thousand, seven hundred thirty-eight".