53926591 has 2 divisors, whose sum is σ = 53926592. Its totient is φ = 53926590.

The previous prime is 53926553. The next prime is 53926643. The reversal of 53926591 is 19562935.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53926591 - 2⁷ = 53926463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53926291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26963295 + 26963296.

It is an arithmetic number, because the mean of its divisors is an integer number (26963296).

Almost surely, 2^53926591 is an apocalyptic number.

53926591 is a deficient number, since it is larger than the sum of its proper divisors (1).

53926591 is an equidigital number, since it uses as much as digits as its factorization.

53926591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72900, while the sum is 40.

The square root of 53926591 is about 7343.4726798702. The cubic root of 53926591 is about 377.8049603630.

The spelling of 53926591 in words is "fifty-three million, nine hundred twenty-six thousand, five hundred ninety-one".