402046 has 8 divisors (see below), whose sum is σ = 617904. Its totient is φ = 196080.

The previous prime is 402043. The next prime is 402049. The reversal of 402046 is 640204.

It is an interprime number because it is at equal distance from previous prime (402043) and next prime (402049).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×402046² = 323281972232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402043) 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, 2370 + ... + 2533.

It is an arithmetic number, because the mean of its divisors is an integer number (77238).

2⁴⁰²⁰⁴⁶ is an apocalyptic number.

402046 is a deficient number, since it is larger than the sum of its proper divisors (215858).

402046 is a wasteful number, since it uses less digits than its factorization.

402046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4946.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 402046 is about 634.0709739453. The cubic root of 402046 is about 73.8060418621.

The spelling of 402046 in words is "four hundred two thousand, forty-six".