742013225 has 6 divisors (see below), whose sum is σ = 920096430. Its totient is φ = 593610560.

The previous prime is 742013201. The next prime is 742013269. The reversal of 742013225 is 522310247.

It can be written as a sum of positive squares in 3 ways, for example, as 22915369 + 719097856 = 4787^2 + 26816^2 .

It is not a de Polignac number, because 742013225 - 2²⁰ = 740964649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 742013194 and 742013203.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14840240 + ... + 14840289.

It is an arithmetic number, because the mean of its divisors is an integer number (153349405).

Almost surely, 2^742013225 is an apocalyptic number.

It is an amenable number.

742013225 is a deficient number, since it is larger than the sum of its proper divisors (178083205).

742013225 is a wasteful number, since it uses less digits than its factorization.

742013225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29680539 (or 29680534 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 742013225 is about 27239.9196951827. The cubic root of 742013225 is about 905.3236838567.

The spelling of 742013225 in words is "seven hundred forty-two million, thirteen thousand, two hundred twenty-five".