746811440 has 20 divisors (see below), whose sum is σ = 1736336784. Its totient is φ = 298724544.

The previous prime is 746811431. The next prime is 746811467. The reversal of 746811440 is 44118647.

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

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 746811440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4667492 + ... + 4667651.

Almost surely, 2^746811440 is an apocalyptic number.

It is an amenable number.

746811440 is an abundant number, since it is smaller than the sum of its proper divisors (989525344).

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

746811440 is a wasteful number, since it uses less digits than its factorization.

746811440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9335156 (or 9335150 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 746811440 is about 27327.8509949099. The cubic root of 746811440 is about 907.2709123318.

The spelling of 746811440 in words is "seven hundred forty-six million, eight hundred eleven thousand, four hundred forty".