749709107 has 4 divisors (see below), whose sum is σ = 856810416. Its totient is φ = 642607800.

The previous prime is 749709097. The next prime is 749709109. The reversal of 749709107 is 701907947.

It is a happy number.

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 749709107 - 2²⁸ = 481273651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (749709109) 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, 53550644 + ... + 53550657.

It is an arithmetic number, because the mean of its divisors is an integer number (214202604).

Almost surely, 2^749709107 is an apocalyptic number.

749709107 is a deficient number, since it is larger than the sum of its proper divisors (107101309).

749709107 is a wasteful number, since it uses less digits than its factorization.

749709107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107101308.

The product of its (nonzero) digits is 111132, while the sum is 44.

The square root of 749709107 is about 27380.8164049212. The cubic root of 749709107 is about 908.4428173018.

The spelling of 749709107 in words is "seven hundred forty-nine million, seven hundred nine thousand, one hundred seven".