52256719 has 2 divisors, whose sum is σ = 52256720. Its totient is φ = 52256718.

The previous prime is 52256689. The next prime is 52256761. The reversal of 52256719 is 91765225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52256719 - 2¹⁹ = 51732431 is a prime.

It is a super-2 number, since 2×52256719² = 5461529361289922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52256819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26128359 + 26128360.

It is an arithmetic number, because the mean of its divisors is an integer number (26128360).

Almost surely, 2^52256719 is an apocalyptic number.

52256719 is a deficient number, since it is larger than the sum of its proper divisors (1).

52256719 is an equidigital number, since it uses as much as digits as its factorization.

52256719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 37.

The square root of 52256719 is about 7228.8808954084. The cubic root of 52256719 is about 373.8643425949.

It can be divided in two parts, 52256 and 719, that added together give a triangular number (52975 = T₃₂₅).

The spelling of 52256719 in words is "fifty-two million, two hundred fifty-six thousand, seven hundred nineteen".