740904979 has 2 divisors, whose sum is σ = 740904980. Its totient is φ = 740904978.

The previous prime is 740904971. The next prime is 740905069. The reversal of 740904979 is 979409047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 740904979 - 2³ = 740904971 is a prime.

It is not a weakly prime, because it can be changed into another prime (740904971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370452489 + 370452490.

It is an arithmetic number, because the mean of its divisors is an integer number (370452490).

Almost surely, 2^740904979 is an apocalyptic number.

740904979 is a deficient number, since it is larger than the sum of its proper divisors (1).

740904979 is an equidigital number, since it uses as much as digits as its factorization.

740904979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 49.

The square root of 740904979 is about 27219.5697798477. The cubic root of 740904979 is about 904.8727389402.

The spelling of 740904979 in words is "seven hundred forty million, nine hundred four thousand, nine hundred seventy-nine".