402244115 has 32 divisors (see below), whose sum is σ = 600034176. Its totient is φ = 252057600.

The previous prime is 402244103. The next prime is 402244121. The reversal of 402244115 is 511442204.

It is not a de Polignac number, because 402244115 - 2¹² = 402240019 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41579 + ... + 50331.

It is an arithmetic number, because the mean of its divisors is an integer number (18751068).

Almost surely, 2^402244115 is an apocalyptic number.

402244115 is a deficient number, since it is larger than the sum of its proper divisors (197790061).

402244115 is a wasteful number, since it uses less digits than its factorization.

402244115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8879.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 402244115 is about 20056.0244066465. The cubic root of 402244115 is about 738.1816293187.

Adding to 402244115 its reverse (511442204), we get a palindrome (913686319).

The spelling of 402244115 in words is "four hundred two million, two hundred forty-four thousand, one hundred fifteen".