52723456 has 18 divisors (see below), whose sum is σ = 105241472. Its totient is φ = 26361600.

The previous prime is 52723453. The next prime is 52723457. The reversal of 52723456 is 65432725.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52723453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102720 + ... + 103231.

Almost surely, 2^52723456 is an apocalyptic number.

It is an amenable number.

52723456 is a deficient number, since it is larger than the sum of its proper divisors (52518016).

52723456 is an equidigital number, since it uses as much as digits as its factorization.

52723456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205967 (or 205953 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

The square root of 52723456 is about 7261.0919289044. The cubic root of 52723456 is about 374.9741161394.

The spelling of 52723456 in words is "fifty-two million, seven hundred twenty-three thousand, four hundred fifty-six".