402115 has 8 divisors (see below), whose sum is σ = 551520. Its totient is φ = 275712.

The previous prime is 402107. The next prime is 402131. The reversal of 402115 is 511204.

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

It is a cyclic number.

It is not a de Polignac number, because 402115 - 2³ = 402107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402095 and 402104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5710 + ... + 5779.

It is an arithmetic number, because the mean of its divisors is an integer number (68940).

2⁴⁰²¹¹⁵ is an apocalyptic number.

402115 is a deficient number, since it is larger than the sum of its proper divisors (149405).

402115 is a wasteful number, since it uses less digits than its factorization.

402115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11501.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 402115 is about 634.1253819238. The cubic root of 402115 is about 73.8102638711.

Adding to 402115 its reverse (511204), we get a palindrome (913319).

The spelling of 402115 in words is "four hundred two thousand, one hundred fifteen".