749744199 has 12 divisors (see below), whose sum is σ = 1139962200. Its totient is φ = 473522544.

The previous prime is 749744197. The next prime is 749744213. The reversal of 749744199 is 991447947.

It is not a de Polignac number, because 749744199 - 2¹ = 749744197 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749744197) 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, 2192064 + ... + 2192405.

It is an arithmetic number, because the mean of its divisors is an integer number (94996850).

Almost surely, 2^749744199 is an apocalyptic number.

749744199 is a deficient number, since it is larger than the sum of its proper divisors (390218001).

749744199 is a wasteful number, since it uses less digits than its factorization.

749744199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4384494 (or 4384491 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 749744199 is about 27381.4572110397. The cubic root of 749744199 is about 908.4569910561.

The spelling of 749744199 in words is "seven hundred forty-nine million, seven hundred forty-four thousand, one hundred ninety-nine".