740929725 has 18 divisors (see below), whose sum is σ = 1327087866. Its totient is φ = 395162400.

The previous prime is 740929697. The next prime is 740929733. The reversal of 740929725 is 527929047.

740929725 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 52969284 + 687960441 = 7278^2 + 26229^2 .

It is not a de Polignac number, because 740929725 - 2⁹ = 740929213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1646286 + ... + 1646735.

Almost surely, 2^740929725 is an apocalyptic number.

740929725 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

740929725 is a deficient number, since it is larger than the sum of its proper divisors (586158141).

740929725 is a wasteful number, since it uses less digits than its factorization.

740929725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3293037 (or 3293029 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 740929725 is about 27220.0243387106. The cubic root of 740929725 is about 904.8828129858.

The spelling of 740929725 in words is "seven hundred forty million, nine hundred twenty-nine thousand, seven hundred twenty-five".