730747473 has 16 divisors (see below), whose sum is σ = 983884800. Its totient is φ = 482411520.

The previous prime is 730747471. The next prime is 730747477. The reversal of 730747473 is 374747037.

It is not a de Polignac number, because 730747473 - 2¹ = 730747471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (730747471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128433 + ... + 134001.

It is an arithmetic number, because the mean of its divisors is an integer number (61492800).

Almost surely, 2^730747473 is an apocalyptic number.

It is an amenable number.

730747473 is a deficient number, since it is larger than the sum of its proper divisors (253137327).

730747473 is a wasteful number, since it uses less digits than its factorization.

730747473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5992.

The product of its (nonzero) digits is 345744, while the sum is 42.

The square root of 730747473 is about 27032.3412415573. The cubic root of 730747473 is about 900.7185508550.

The spelling of 730747473 in words is "seven hundred thirty million, seven hundred forty-seven thousand, four hundred seventy-three".