747080747 has 4 divisors (see below), whose sum is σ = 853806576. Its totient is φ = 640354920.

The previous prime is 747080731. The next prime is 747080767.

747080747 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 747080747 - 2⁴ = 747080731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 747080698 and 747080707.

It is not an unprimeable number, because it can be changed into a prime (747080767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53362904 + ... + 53362917.

It is an arithmetic number, because the mean of its divisors is an integer number (213451644).

Almost surely, 2^747080747 is an apocalyptic number.

747080747 is a deficient number, since it is larger than the sum of its proper divisors (106725829).

747080747 is a wasteful number, since it uses less digits than its factorization.

747080747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106725828.

The product of its (nonzero) digits is 307328, while the sum is 44.

The square root of 747080747 is about 27332.7778866327. Note that the first 3 decimals coincide. The cubic root of 747080747 is about 907.3799559406.

The spelling of 747080747 in words is "seven hundred forty-seven million, eighty thousand, seven hundred forty-seven".