749163494 has 16 divisors (see below), whose sum is σ = 1161485808. Its totient is φ = 362130912.

The previous prime is 749163473. The next prime is 749163523. The reversal of 749163494 is 494361947.

It is a super-2 number, since 2×749163494² = 1122491881484576072, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20624 + ... + 43859.

It is an arithmetic number, because the mean of its divisors is an integer number (72592863).

Almost surely, 2^749163494 is an apocalyptic number.

749163494 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

749163494 is a deficient number, since it is larger than the sum of its proper divisors (412322314).

749163494 is a wasteful number, since it uses less digits than its factorization.

749163494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64679.

The product of its digits is 653184, while the sum is 47.

The square root of 749163494 is about 27370.8511741962. The cubic root of 749163494 is about 908.2223858056. Note that the first 3 decimals are identical.

The spelling of 749163494 in words is "seven hundred forty-nine million, one hundred sixty-three thousand, four hundred ninety-four".