747345417 has 64 divisors (see below), whose sum is σ = 1311399936. Its totient is φ = 367741440.

The previous prime is 747345413. The next prime is 747345419. The reversal of 747345417 is 714543747.

It is a happy number.

It is not a de Polignac number, because 747345417 - 2² = 747345413 is a prime.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (747345413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 255988 + ... + 258890.

It is an arithmetic number, because the mean of its divisors is an integer number (20490624).

Almost surely, 2^747345417 is an apocalyptic number.

It is an amenable number.

747345417 is a deficient number, since it is larger than the sum of its proper divisors (564054519).

747345417 is a wasteful number, since it uses less digits than its factorization.

747345417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2990.

The product of its digits is 329280, while the sum is 42.

The square root of 747345417 is about 27337.6190806734. The cubic root of 747345417 is about 907.4870964781.

The spelling of 747345417 in words is "seven hundred forty-seven million, three hundred forty-five thousand, four hundred seventeen".