740447312 has 40 divisors (see below), whose sum is σ = 1594585440. Its totient is φ = 330212480.

The previous prime is 740447311. The next prime is 740447321. The reversal of 740447312 is 213744047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740447311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30362 + ... + 49017.

It is an arithmetic number, because the mean of its divisors is an integer number (39864636).

Almost surely, 2^740447312 is an apocalyptic number.

It is an amenable number.

740447312 is an abundant number, since it is smaller than the sum of its proper divisors (854138128).

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

740447312 is a wasteful number, since it uses less digits than its factorization.

740447312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79451 (or 79445 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 740447312 is about 27211.1615334590. The cubic root of 740447312 is about 904.6863831978.

The spelling of 740447312 in words is "seven hundred forty million, four hundred forty-seven thousand, three hundred twelve".