402174452 has 12 divisors (see below), whose sum is σ = 705896100. Its totient is φ = 200489856.

The previous prime is 402174431. The next prime is 402174473. The reversal of 402174452 is 254471204.

It is an interprime number because it is at equal distance from previous prime (402174431) and next prime (402174473).

It can be written as a sum of positive squares in 2 ways, for example, as 174345616 + 227828836 = 13204^2 + 15094^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147827 + ... + 150522.

It is an arithmetic number, because the mean of its divisors is an integer number (58824675).

Almost surely, 2^402174452 is an apocalyptic number.

It is an amenable number.

402174452 is a deficient number, since it is larger than the sum of its proper divisors (303721648).

402174452 is a wasteful number, since it uses less digits than its factorization.

402174452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298690 (or 298688 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 402174452 is about 20054.2876213542. The cubic root of 402174452 is about 738.1390126473.

The spelling of 402174452 in words is "four hundred two million, one hundred seventy-four thousand, four hundred fifty-two".