747005863 has 4 divisors (see below), whose sum is σ = 751479120. Its totient is φ = 742532608.

The previous prime is 747005851. The next prime is 747005873. The reversal of 747005863 is 368500747.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-747005863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747005813) 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, 2236378 + ... + 2236711.

It is an arithmetic number, because the mean of its divisors is an integer number (187869780).

Almost surely, 2^747005863 is an apocalyptic number.

747005863 is a deficient number, since it is larger than the sum of its proper divisors (4473257).

747005863 is a wasteful number, since it uses less digits than its factorization.

747005863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4473256.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 747005863 is about 27331.4079951985. The cubic root of 747005863 is about 907.3496377047.

The spelling of 747005863 in words is "seven hundred forty-seven million, five thousand, eight hundred sixty-three".