52456994 has 4 divisors (see below), whose sum is σ = 78685494. Its totient is φ = 26228496.

The previous prime is 52456993. The next prime is 52457003. The reversal of 52456994 is 49965425.

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., 27825625 + 24631369 = 5275^2 + 4963^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52456993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13114247 + ... + 13114250.

Almost surely, 2^52456994 is an apocalyptic number.

52456994 is a deficient number, since it is larger than the sum of its proper divisors (26228500).

52456994 is a wasteful number, since it uses less digits than its factorization.

52456994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26228499.

The product of its digits is 388800, while the sum is 44.

The square root of 52456994 is about 7242.7200691453. The cubic root of 52456994 is about 374.3413481141.

It can be divided in two parts, 524 and 56994, that multiplied together give a triangular number (29864856 = T₇₇₂₈).

The spelling of 52456994 in words is "fifty-two million, four hundred fifty-six thousand, nine hundred ninety-four".