742468725 has 36 divisors (see below), whose sum is σ = 1335006816. Its totient is φ = 394446240.

The previous prime is 742468721. The next prime is 742468733. The reversal of 742468725 is 527864247.

It is a happy number.

It is not a de Polignac number, because 742468725 - 2² = 742468721 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 not an unprimeable number, because it can be changed into a prime (742468721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 52902 + ... + 65448.

Almost surely, 2^742468725 is an apocalyptic number.

742468725 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

742468725 is a deficient number, since it is larger than the sum of its proper divisors (592538091).

742468725 is a wasteful number, since it uses less digits than its factorization.

742468725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12826 (or 12818 counting only the distinct ones).

The product of its digits is 752640, while the sum is 45.

The square root of 742468725 is about 27248.2793034716. The cubic root of 742468725 is about 905.5088964519.

The spelling of 742468725 in words is "seven hundred forty-two million, four hundred sixty-eight thousand, seven hundred twenty-five".