730657674 has 12 divisors (see below), whose sum is σ = 1583091666. Its totient is φ = 243552552.

The previous prime is 730657667. The next prime is 730657699. The reversal of 730657674 is 476756037.

730657674 is a `hidden beast` number, since 7 + 3 + 0 + 6 + 576 + 74 = 666.

It can be written as a sum of positive squares in only one way, i.e., 580472649 + 150185025 = 24093^2 + 12255^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20296029 + ... + 20296064.

Almost surely, 2^730657674 is an apocalyptic number.

730657674 is an abundant number, since it is smaller than the sum of its proper divisors (852433992).

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

730657674 is a wasteful number, since it uses less digits than its factorization.

730657674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40592101 (or 40592098 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 45.

The square root of 730657674 is about 27030.6802356138. The cubic root of 730657674 is about 900.6816539599.

It can be divided in two parts, 7306 and 57674, that added together give a triangular number (64980 = T₃₆₀).

The spelling of 730657674 in words is "seven hundred thirty million, six hundred fifty-seven thousand, six hundred seventy-four".