402193152 has 108 divisors (see below), whose sum is σ = 1166245080. Its totient is φ = 133300224.

The previous prime is 402193139. The next prime is 402193153. The reversal of 402193152 is 251391204.

It is not an unprimeable number, because it can be changed into a prime (402193153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 522624 + ... + 523392.

Almost surely, 2^402193152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402193152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (583122540).

402193152 is an abundant number, since it is smaller than the sum of its proper divisors (764051928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402193152 is a wasteful number, since it uses less digits than its factorization.

402193152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018 (or 1001 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 402193152 is about 20054.7538503967. The cubic root of 402193152 is about 738.1504529444.

The spelling of 402193152 in words is "four hundred two million, one hundred ninety-three thousand, one hundred fifty-two".