402875452 has 96 divisors (see below), whose sum is σ = 909619200. Its totient is φ = 155232000.

The previous prime is 402875413. The next prime is 402875461. The reversal of 402875452 is 254578204.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 536077 + ... + 536827.

It is an arithmetic number, because the mean of its divisors is an integer number (9475200).

Almost surely, 2^402875452 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 402875452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (454809600).

402875452 is an abundant number, since it is smaller than the sum of its proper divisors (506743748).

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

402875452 is a wasteful number, since it uses less digits than its factorization.

402875452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816 (or 800 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 37.

The square root of 402875452 is about 20071.7575712741. The cubic root of 402875452 is about 738.5676285558.

The spelling of 402875452 in words is "four hundred two million, eight hundred seventy-five thousand, four hundred fifty-two".