749115 has 32 divisors (see below), whose sum is σ = 1382400. Its totient is φ = 384480.

The previous prime is 749093. The next prime is 749129. The reversal of 749115 is 511947.

It is not a de Polignac number, because 749115 - 2⁵ = 749083 is a prime.

It is a super-2 number, since 2×749115² = 1122346566450, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

749115 is a lucky number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4096 + ... + 4274.

It is an arithmetic number, because the mean of its divisors is an integer number (43200).

2⁷⁴⁹¹¹⁵ is an apocalyptic number.

749115 is a deficient number, since it is larger than the sum of its proper divisors (633285).

749115 is a wasteful number, since it uses less digits than its factorization.

749115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 218 counting only the distinct ones).

The product of its digits is 1260, while the sum is 27.

The square root of 749115 is about 865.5142979755. The cubic root of 749115 is about 90.8202788710.

The spelling of 749115 in words is "seven hundred forty-nine thousand, one hundred fifteen".