749677925 has 6 divisors (see below), whose sum is σ = 929600658. Its totient is φ = 599742320.

The previous prime is 749677897. The next prime is 749677937. The reversal of 749677925 is 529776947.

It can be written as a sum of positive squares in 3 ways, for example, as 148888804 + 600789121 = 12202^2 + 24511^2 .

It is not a de Polignac number, because 749677925 - 2¹⁴ = 749661541 is a prime.

It is a Duffinian 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 5 ways as a sum of consecutive naturals, for example, 14993534 + ... + 14993583.

It is an arithmetic number, because the mean of its divisors is an integer number (154933443).

Almost surely, 2^749677925 is an apocalyptic number.

It is an amenable number.

749677925 is a deficient number, since it is larger than the sum of its proper divisors (179922733).

749677925 is a wasteful number, since it uses less digits than its factorization.

749677925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29987127 (or 29987122 counting only the distinct ones).

The product of its digits is 6667920, while the sum is 56.

The square root of 749677925 is about 27380.2469857377. The cubic root of 749677925 is about 908.4302224361.

The spelling of 749677925 in words is "seven hundred forty-nine million, six hundred seventy-seven thousand, nine hundred twenty-five".