740220125 has 16 divisors (see below), whose sum is σ = 935500800. Its totient is φ = 584672400.

The previous prime is 740220121. The next prime is 740220133. The reversal of 740220125 is 521022047.

It is a happy number.

It is not a de Polignac number, because 740220125 - 2² = 740220121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 740220125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740220121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27605 + ... + 47354.

It is an arithmetic number, because the mean of its divisors is an integer number (58468800).

Almost surely, 2^740220125 is an apocalyptic number.

It is an amenable number.

740220125 is a deficient number, since it is larger than the sum of its proper divisors (195280675).

740220125 is an equidigital number, since it uses as much as digits as its factorization.

740220125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75053 (or 75043 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 740220125 is about 27206.9866945974. The cubic root of 740220125 is about 904.5938472372.

The spelling of 740220125 in words is "seven hundred forty million, two hundred twenty thousand, one hundred twenty-five".