402376 has 32 divisors (see below), whose sum is σ = 839160. Its totient is φ = 179712.

The previous prime is 402371. The next prime is 402379. The reversal of 402376 is 673204.

It can be written as a sum of positive squares in 4 ways, for example, as 329476 + 72900 = 574^2 + 270^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5476 + ... + 5548.

2⁴⁰²³⁷⁶ 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 402376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419580).

402376 is an abundant number, since it is smaller than the sum of its proper divisors (436784).

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

402376 is a wasteful number, since it uses less digits than its factorization.

402376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 402376 is about 634.3311438042. The cubic root of 402376 is about 73.8262297121.

The spelling of 402376 in words is "four hundred two thousand, three hundred seventy-six".