747638914 has 24 divisors (see below), whose sum is σ = 1253594160. Its totient is φ = 334069560.

The previous prime is 747638911. The next prime is 747638959. The reversal of 747638914 is 419836747.

It is not an unprimeable number, because it can be changed into a prime (747638911) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11904 + ... + 40459.

It is an arithmetic number, because the mean of its divisors is an integer number (52233090).

Almost surely, 2^747638914 is an apocalyptic number.

747638914 is a deficient number, since it is larger than the sum of its proper divisors (505955246).

747638914 is a wasteful number, since it uses less digits than its factorization.

747638914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52446 (or 52435 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The square root of 747638914 is about 27342.9865596280. The cubic root of 747638914 is about 907.6058768420.

The spelling of 747638914 in words is "seven hundred forty-seven million, six hundred thirty-eight thousand, nine hundred fourteen".