52904426 has 4 divisors (see below), whose sum is σ = 79356642. Its totient is φ = 26452212.

The previous prime is 52904407. The next prime is 52904429. The reversal of 52904426 is 62440925.

52904426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 26884225 + 26020201 = 5185^2 + 5101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52904392 and 52904401.

It is not an unprimeable number, because it can be changed into a prime (52904429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13226105 + ... + 13226108.

Almost surely, 2^52904426 is an apocalyptic number.

52904426 is a deficient number, since it is larger than the sum of its proper divisors (26452216).

52904426 is a wasteful number, since it uses less digits than its factorization.

52904426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26452215.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 52904426 is about 7273.5428781303. The cubic root of 52904426 is about 375.4026513555.

The spelling of 52904426 in words is "fifty-two million, nine hundred four thousand, four hundred twenty-six".