402283028 has 12 divisors (see below), whose sum is σ = 804566112. Its totient is φ = 172407000.

The previous prime is 402283003. The next prime is 402283031. The reversal of 402283028 is 820382204.

402283028 is an admirable number.

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, 7183598 + ... + 7183653.

It is an arithmetic number, because the mean of its divisors is an integer number (67047176).

Almost surely, 2^402283028 is an apocalyptic number.

It is an amenable number.

402283028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

402283028 is a wasteful number, since it uses less digits than its factorization.

402283028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14367262 (or 14367260 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 402283028 is about 20056.9944907007. The cubic root of 402283028 is about 738.2054323895.

The spelling of 402283028 in words is "four hundred two million, two hundred eighty-three thousand, twenty-eight".