730746426 has 16 divisors (see below), whose sum is σ = 1477915200. Its totient is φ = 240845088.

The previous prime is 730746407. The next prime is 730746431. The reversal of 730746426 is 624647037.

It is a super-2 number, since 2×730746426² = 1067980678223546952, which contains 22 as substring.

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, 683686 + ... + 684753.

It is an arithmetic number, because the mean of its divisors is an integer number (92369700).

Almost surely, 2^730746426 is an apocalyptic number.

730746426 is an abundant number, since it is smaller than the sum of its proper divisors (747168774).

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

730746426 is a wasteful number, since it uses less digits than its factorization.

730746426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368533.

The product of its (nonzero) digits is 169344, while the sum is 39.

The square root of 730746426 is about 27032.3218758582. The cubic root of 730746426 is about 900.7181206778.

The spelling of 730746426 in words is "seven hundred thirty million, seven hundred forty-six thousand, four hundred twenty-six".