402036 has 12 divisors (see below), whose sum is σ = 938112. Its totient is φ = 134008.

The previous prime is 402029. The next prime is 402037. The reversal of 402036 is 630204.

402036 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16740 + ... + 16763.

It is an arithmetic number, because the mean of its divisors is an integer number (78176).

2⁴⁰²⁰³⁶ is an apocalyptic number.

It is an amenable number.

402036 is an abundant number, since it is smaller than the sum of its proper divisors (536076).

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

402036 is a wasteful number, since it uses less digits than its factorization.

402036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33510 (or 33508 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 402036 is about 634.0630883437. The cubic root of 402036 is about 73.8054299366.

The spelling of 402036 in words is "four hundred two thousand, thirty-six".