52620319 has 2 divisors, whose sum is σ = 52620320. Its totient is φ = 52620318.

The previous prime is 52620313. The next prime is 52620349. The reversal of 52620319 is 91302625.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52620319 - 2²³ = 44231711 is a prime.

It is a super-2 number, since 2×52620319² = 5537795943323522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52620313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26310159 + 26310160.

It is an arithmetic number, because the mean of its divisors is an integer number (26310160).

Almost surely, 2^52620319 is an apocalyptic number.

52620319 is a deficient number, since it is larger than the sum of its proper divisors (1).

52620319 is an equidigital number, since it uses as much as digits as its factorization.

52620319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 52620319 is about 7253.9864212721. The cubic root of 52620319 is about 374.7294498910.

The spelling of 52620319 in words is "fifty-two million, six hundred twenty thousand, three hundred nineteen".