746520740 has 48 divisors (see below), whose sum is σ = 1829786112. Its totient is φ = 250502016.

The previous prime is 746520739. The next prime is 746520763. The reversal of 746520740 is 47025647.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 746520740.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 50147 + ... + 63306.

It is an arithmetic number, because the mean of its divisors is an integer number (38120544).

Almost surely, 2^746520740 is an apocalyptic number.

746520740 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

746520740 is an abundant number, since it is smaller than the sum of its proper divisors (1083265372).

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

746520740 is a wasteful number, since it uses less digits than its factorization.

746520740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113516 (or 113514 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 746520740 is about 27322.5317274955. The cubic root of 746520740 is about 907.1531771764.

The spelling of 746520740 in words is "seven hundred forty-six million, five hundred twenty thousand, seven hundred forty".