874806539 has 2 divisors, whose sum is σ = 874806540. Its totient is φ = 874806538.

The previous prime is 874806521. The next prime is 874806599. The reversal of 874806539 is 935608478.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 874806539 - 2¹² = 874802443 is a prime.

It is not a weakly prime, because it can be changed into another prime (874806509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437403269 + 437403270.

It is an arithmetic number, because the mean of its divisors is an integer number (437403270).

Almost surely, 2^874806539 is an apocalyptic number.

874806539 is a deficient number, since it is larger than the sum of its proper divisors (1).

874806539 is an equidigital number, since it uses as much as digits as its factorization.

874806539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The square root of 874806539 is about 29577.1286469799. The cubic root of 874806539 is about 956.3950952229.

The spelling of 874806539 in words is "eight hundred seventy-four million, eight hundred six thousand, five hundred thirty-nine".