749064125 has 16 divisors (see below), whose sum is σ = 938349360. Its totient is φ = 596996800.

The previous prime is 749064119. The next prime is 749064133. The reversal of 749064125 is 521460947.

It can be written as a sum of positive squares in 8 ways, for example, as 299878489 + 449185636 = 17317^2 + 21194^2 .

It is not a de Polignac number, because 749064125 - 2⁶ = 749064061 is a prime.

It is a super-2 number, since 2×749064125² = 1122194126724031250, 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22487 + ... + 44763.

It is an arithmetic number, because the mean of its divisors is an integer number (58646835).

Almost surely, 2^749064125 is an apocalyptic number.

It is an amenable number.

749064125 is a deficient number, since it is larger than the sum of its proper divisors (189285235).

749064125 is a wasteful number, since it uses less digits than its factorization.

749064125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22561 (or 22551 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 749064125 is about 27369.0358799867. The cubic root of 749064125 is about 908.1822285095.

The spelling of 749064125 in words is "seven hundred forty-nine million, sixty-four thousand, one hundred twenty-five".