743890746 has 16 divisors (see below), whose sum is σ = 1488219264. Its totient is φ = 247890624.

The previous prime is 743890739. The next prime is 743890751. The reversal of 743890746 is 647098347.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 743890695 and 743890704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6415 + ... + 39101.

It is an arithmetic number, because the mean of its divisors is an integer number (93013704).

Almost surely, 2^743890746 is an apocalyptic number.

743890746 is an abundant number, since it is smaller than the sum of its proper divisors (744328518).

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

743890746 is a wasteful number, since it uses less digits than its factorization.

743890746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36485.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The square root of 743890746 is about 27274.3605974549. The cubic root of 743890746 is about 906.0866229083.

The spelling of 743890746 in words is "seven hundred forty-three million, eight hundred ninety thousand, seven hundred forty-six".