730733725 has 12 divisors (see below), whose sum is σ = 906447316. Its totient is φ = 584369280.

The previous prime is 730733681. The next prime is 730733741. The reversal of 730733725 is 527337037.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 36832761 + 693900964 = 6069^2 + 26342^2 .

It is not a de Polignac number, because 730733725 - 2¹³ = 730725533 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117289 + ... + 123361.

Almost surely, 2^730733725 is an apocalyptic number.

It is an amenable number.

730733725 is a deficient number, since it is larger than the sum of its proper divisors (175713591).

730733725 is a wasteful number, since it uses less digits than its factorization.

730733725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10896 (or 10891 counting only the distinct ones).

The product of its (nonzero) digits is 92610, while the sum is 37.

The square root of 730733725 is about 27032.0869523609. The cubic root of 730733725 is about 900.7129022295.

The spelling of 730733725 in words is "seven hundred thirty million, seven hundred thirty-three thousand, seven hundred twenty-five".