52408319 has 2 divisors, whose sum is σ = 52408320. Its totient is φ = 52408318.

The previous prime is 52408313. The next prime is 52408339. The reversal of 52408319 is 91380425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52408319 - 2⁸ = 52408063 is a prime.

It is a super-2 number, since 2×52408319² = 5493263800811522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52408313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26204159 + 26204160.

It is an arithmetic number, because the mean of its divisors is an integer number (26204160).

Almost surely, 2^52408319 is an apocalyptic number.

52408319 is a deficient number, since it is larger than the sum of its proper divisors (1).

52408319 is an equidigital number, since it uses as much as digits as its factorization.

52408319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 52408319 is about 7239.3590185872. The cubic root of 52408319 is about 374.2255281352.

The spelling of 52408319 in words is "fifty-two million, four hundred eight thousand, three hundred nineteen".