59449921 has 2 divisors, whose sum is σ = 59449922. Its totient is φ = 59449920.

The previous prime is 59449919. The next prime is 59449961. The reversal of 59449921 is 12994495.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53875600 + 5574321 = 7340^2 + 2361^2 .

It is a cyclic number.

It is not a de Polignac number, because 59449921 - 2¹ = 59449919 is a prime.

Together with 59449919, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (59449961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29724960 + 29724961.

It is an arithmetic number, because the mean of its divisors is an integer number (29724961).

Almost surely, 2^59449921 is an apocalyptic number.

It is an amenable number.

59449921 is a deficient number, since it is larger than the sum of its proper divisors (1).

59449921 is an equidigital number, since it uses as much as digits as its factorization.

59449921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 43.

The square root of 59449921 is about 7710.3774875164. The cubic root of 59449921 is about 390.2867078694.

The spelling of 59449921 in words is "fifty-nine million, four hundred forty-nine thousand, nine hundred twenty-one".