748636738 has 16 divisors (see below), whose sum is σ = 1129190400. Its totient is φ = 372246336.

The previous prime is 748636723. The next prime is 748636739. The reversal of 748636738 is 837636847.

It is not an unprimeable number, because it can be changed into a prime (748636739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310863 + ... + 313261.

It is an arithmetic number, because the mean of its divisors is an integer number (70574400).

Almost surely, 2^748636738 is an apocalyptic number.

748636738 is a deficient number, since it is larger than the sum of its proper divisors (380553662).

748636738 is a wasteful number, since it uses less digits than its factorization.

748636738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201.

The product of its digits is 4064256, while the sum is 52.

The square root of 748636738 is about 27361.2269096252. The cubic root of 748636738 is about 908.0094711051.

The spelling of 748636738 in words is "seven hundred forty-eight million, six hundred thirty-six thousand, seven hundred thirty-eight".