402854112 has 144 divisors (see below), whose sum is σ = 1221816960. Its totient is φ = 125542656.

The previous prime is 402854099. The next prime is 402854129. The reversal of 402854112 is 211458204.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 453733 + ... + 454619.

It is an arithmetic number, because the mean of its divisors is an integer number (8484840).

Almost surely, 2^402854112 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 402854112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (610908480).

402854112 is an abundant number, since it is smaller than the sum of its proper divisors (818962848).

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

402854112 is a wasteful number, since it uses less digits than its factorization.

402854112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005 (or 994 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 402854112 is about 20071.2259715245. The cubic root of 402854112 is about 738.5545878742.

The spelling of 402854112 in words is "four hundred two million, eight hundred fifty-four thousand, one hundred twelve".