740721496 has 8 divisors (see below), whose sum is σ = 1388852820. Its totient is φ = 370360744.

The previous prime is 740721491. The next prime is 740721503. The reversal of 740721496 is 694127047.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740721491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46295086 + ... + 46295101.

Almost surely, 2^740721496 is an apocalyptic number.

It is an amenable number.

740721496 is a deficient number, since it is larger than the sum of its proper divisors (648131324).

740721496 is a wasteful number, since it uses less digits than its factorization.

740721496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92590193 (or 92590189 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 740721496 is about 27216.1991468317. The cubic root of 740721496 is about 904.7980363909.

The spelling of 740721496 in words is "seven hundred forty million, seven hundred twenty-one thousand, four hundred ninety-six".