79004587 has 2 divisors, whose sum is σ = 79004588. Its totient is φ = 79004586.

The previous prime is 79004573. The next prime is 79004623. The reversal of 79004587 is 78540097.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79004587 - 2¹⁵ = 78971819 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (79004507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39502293 + 39502294.

It is an arithmetic number, because the mean of its divisors is an integer number (39502294).

Almost surely, 2^79004587 is an apocalyptic number.

79004587 is a deficient number, since it is larger than the sum of its proper divisors (1).

79004587 is an equidigital number, since it uses as much as digits as its factorization.

79004587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 79004587 is about 8888.4524524801. The cubic root of 79004587 is about 429.0923472191.

The spelling of 79004587 in words is "seventy-nine million, four thousand, five hundred eighty-seven".