740978577 has 16 divisors (see below), whose sum is σ = 1101334080. Its totient is φ = 492371136.

The previous prime is 740978569. The next prime is 740978591. The reversal of 740978577 is 775879047.

740978577 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 740978577 - 2³ = 740978569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (740978597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36408 + ... + 52985.

It is an arithmetic number, because the mean of its divisors is an integer number (68833380).

Almost surely, 2^740978577 is an apocalyptic number.

It is an amenable number.

740978577 is a deficient number, since it is larger than the sum of its proper divisors (360355503).

740978577 is a wasteful number, since it uses less digits than its factorization.

740978577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89709 (or 89703 counting only the distinct ones).

The product of its (nonzero) digits is 3457440, while the sum is 54.

The square root of 740978577 is about 27220.9216780035. The cubic root of 740978577 is about 904.9026998757.

The spelling of 740978577 in words is "seven hundred forty million, nine hundred seventy-eight thousand, five hundred seventy-seven".