740036779 has 2 divisors, whose sum is σ = 740036780. Its totient is φ = 740036778.

The previous prime is 740036771. The next prime is 740036807. The reversal of 740036779 is 977630047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 740036779 - 2³ = 740036771 is a prime.

It is not a weakly prime, because it can be changed into another prime (740036771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370018389 + 370018390.

It is an arithmetic number, because the mean of its divisors is an integer number (370018390).

Almost surely, 2^740036779 is an apocalyptic number.

740036779 is a deficient number, since it is larger than the sum of its proper divisors (1).

740036779 is an equidigital number, since it uses as much as digits as its factorization.

740036779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 222264, while the sum is 43.

The square root of 740036779 is about 27203.6170205361. The cubic root of 740036779 is about 904.5191544293.

The spelling of 740036779 in words is "seven hundred forty million, thirty-six thousand, seven hundred seventy-nine".