52372447 has 2 divisors, whose sum is σ = 52372448. Its totient is φ = 52372446.

The previous prime is 52372421. The next prime is 52372451. The reversal of 52372447 is 74427325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52372447 - 2²³ = 43983839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52372477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26186223 + 26186224.

It is an arithmetic number, because the mean of its divisors is an integer number (26186224).

Almost surely, 2^52372447 is an apocalyptic number.

52372447 is a deficient number, since it is larger than the sum of its proper divisors (1).

52372447 is an equidigital number, since it uses as much as digits as its factorization.

52372447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 34.

The square root of 52372447 is about 7236.8810270724. The cubic root of 52372447 is about 374.1401264127.

The spelling of 52372447 in words is "fifty-two million, three hundred seventy-two thousand, four hundred forty-seven".