787004879 has 2 divisors, whose sum is σ = 787004880. Its totient is φ = 787004878.

The previous prime is 787004809. The next prime is 787004887. The reversal of 787004879 is 978400787.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 787004879 - 2²⁸ = 518569423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (787004809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393502439 + 393502440.

It is an arithmetic number, because the mean of its divisors is an integer number (393502440).

Almost surely, 2^787004879 is an apocalyptic number.

787004879 is a deficient number, since it is larger than the sum of its proper divisors (1).

787004879 is an equidigital number, since it uses as much as digits as its factorization.

787004879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 790272, while the sum is 50.

The square root of 787004879 is about 28053.6072368599. The cubic root of 787004879 is about 923.2638010461.

The spelling of 787004879 in words is "seven hundred eighty-seven million, four thousand, eight hundred seventy-nine".