402835 has 4 divisors (see below), whose sum is σ = 483408. Its totient is φ = 322264.

The previous prime is 402823. The next prime is 402847. The reversal of 402835 is 538204.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (402823) and next prime (402847).

It is a cyclic number.

It is not a de Polignac number, because 402835 - 2⁵ = 402803 is a prime.

It is a Duffinian 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, 40279 + ... + 40288.

It is an arithmetic number, because the mean of its divisors is an integer number (120852).

2⁴⁰²⁸³⁵ is an apocalyptic number.

402835 is a deficient number, since it is larger than the sum of its proper divisors (80573).

402835 is an equidigital number, since it uses as much as digits as its factorization.

402835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80572.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 402835 is about 634.6928390962. The cubic root of 402835 is about 73.8542908312.

The spelling of 402835 in words is "four hundred two thousand, eight hundred thirty-five".