740904975 has 60 divisors (see below), whose sum is σ = 1388170080. Its totient is φ = 390614400.

The previous prime is 740904971. The next prime is 740904979. The reversal of 740904975 is 579409047.

740904975 is a `hidden beast` number, since 74 + 0 + 90 + 497 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (740904971) and next prime (740904979).

It is not a de Polignac number, because 740904975 - 2² = 740904971 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 740904975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740904971) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 178170 + ... + 182280.

It is an arithmetic number, because the mean of its divisors is an integer number (23136168).

Almost surely, 2^740904975 is an apocalyptic number.

740904975 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

740904975 is a deficient number, since it is larger than the sum of its proper divisors (647265105).

740904975 is a wasteful number, since it uses less digits than its factorization.

740904975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4222 (or 4208 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 740904975 is about 27219.5697063712. The cubic root of 740904975 is about 904.8727373118.

The spelling of 740904975 in words is "seven hundred forty million, nine hundred four thousand, nine hundred seventy-five".