748350640 has 20 divisors (see below), whose sum is σ = 1739915424. Its totient is φ = 299340224.

The previous prime is 748350637. The next prime is 748350653. The reversal of 748350640 is 46053847.

748350640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 748350640.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4677112 + ... + 4677271.

Almost surely, 2^748350640 is an apocalyptic number.

It is an amenable number.

748350640 is an abundant number, since it is smaller than the sum of its proper divisors (991564784).

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

748350640 is a wasteful number, since it uses less digits than its factorization.

748350640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9354396 (or 9354390 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 748350640 is about 27355.9982453575. The cubic root of 748350640 is about 907.8937884784.

The spelling of 748350640 in words is "seven hundred forty-eight million, three hundred fifty thousand, six hundred forty".