740408968 has 16 divisors (see below), whose sum is σ = 1495056780. Its totient is φ = 341727168.

The previous prime is 740408957. The next prime is 740408969. The reversal of 740408968 is 869804047.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 726733764 + 13675204 = 26958^2 + 3698^2 .

It is not an unprimeable number, because it can be changed into a prime (740408969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3559555 + ... + 3559762.

Almost surely, 2^740408968 is an apocalyptic number.

It is an amenable number.

740408968 is an abundant number, since it is smaller than the sum of its proper divisors (754647812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740408968 is a wasteful number, since it uses less digits than its factorization.

740408968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7119336 (or 7119332 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 740408968 is about 27210.4569605143. The cubic root of 740408968 is about 904.6707665595.

The spelling of 740408968 in words is "seven hundred forty million, four hundred eight thousand, nine hundred sixty-eight".