58404649 has 2 divisors, whose sum is σ = 58404650. Its totient is φ = 58404648.

The previous prime is 58404641. The next prime is 58404653. The reversal of 58404649 is 94640485.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52490025 + 5914624 = 7245^2 + 2432^2 .

It is a cyclic number.

It is not a de Polignac number, because 58404649 - 2³ = 58404641 is a prime.

It is a super-2 number, since 2×58404649² = 6822206049626402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (58404641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29202324 + 29202325.

It is an arithmetic number, because the mean of its divisors is an integer number (29202325).

Almost surely, 2^58404649 is an apocalyptic number.

It is an amenable number.

58404649 is a deficient number, since it is larger than the sum of its proper divisors (1).

58404649 is an equidigital number, since it uses as much as digits as its factorization.

58404649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 58404649 is about 7642.2934384908. The cubic root of 58404649 is about 387.9857777229.

The spelling of 58404649 in words is "fifty-eight million, four hundred four thousand, six hundred forty-nine".