730707572 has 48 divisors (see below), whose sum is σ = 1515451392. Its totient is φ = 301674240.

The previous prime is 730707563. The next prime is 730707587. The reversal of 730707572 is 275707037.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200438 + ... + 204050.

It is an arithmetic number, because the mean of its divisors is an integer number (31571904).

Almost surely, 2^730707572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 730707572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (757725696).

730707572 is an abundant number, since it is smaller than the sum of its proper divisors (784743820).

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

730707572 is a wasteful number, since it uses less digits than its factorization.

730707572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3888 (or 3886 counting only the distinct ones).

The product of its (nonzero) digits is 72030, while the sum is 38.

The square root of 730707572 is about 27031.6032080970. The cubic root of 730707572 is about 900.7021565800.

The spelling of 730707572 in words is "seven hundred thirty million, seven hundred seven thousand, five hundred seventy-two".