740290992 has 80 divisors (see below), whose sum is σ = 2188764672. Its totient is φ = 211207680.

The previous prime is 740290963. The next prime is 740290997. The reversal of 740290992 is 299092047.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (740290997) 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, 345348 + ... + 347484.

Almost surely, 2^740290992 is an apocalyptic number.

It is an amenable number.

740290992 is an abundant number, since it is smaller than the sum of its proper divisors (1448473680).

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

740290992 is a wasteful number, since it uses less digits than its factorization.

740290992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3186 (or 3180 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 740290992 is about 27208.2890311023. The cubic root of 740290992 is about 904.6227142388.

The spelling of 740290992 in words is "seven hundred forty million, two hundred ninety thousand, nine hundred ninety-two".