52426939 has 2 divisors, whose sum is σ = 52426940. Its totient is φ = 52426938.

The previous prime is 52426937. The next prime is 52426943. The reversal of 52426939 is 93962425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52426939 - 2¹ = 52426937 is a prime.

Together with 52426937, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (52426931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26213469 + 26213470.

It is an arithmetic number, because the mean of its divisors is an integer number (26213470).

Almost surely, 2^52426939 is an apocalyptic number.

52426939 is a deficient number, since it is larger than the sum of its proper divisors (1).

52426939 is an equidigital number, since it uses as much as digits as its factorization.

52426939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 40.

The square root of 52426939 is about 7240.6449298388. The cubic root of 52426939 is about 374.2698420559.

The spelling of 52426939 in words is "fifty-two million, four hundred twenty-six thousand, nine hundred thirty-nine".