402071106 has 8 divisors (see below), whose sum is σ = 804142224. Its totient is φ = 134023700.

The previous prime is 402071093. The next prime is 402071123. The reversal of 402071106 is 601170204.

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

402071106 is an admirable number.

It is a super-2 number, since 2×402071106² = 323322348560126472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33505920 + ... + 33505931.

It is an arithmetic number, because the mean of its divisors is an integer number (100517778).

Almost surely, 2^402071106 is an apocalyptic number.

402071106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

402071106 is a wasteful number, since it uses less digits than its factorization.

402071106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67011856.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 402071106 is about 20051.7107998295. The cubic root of 402071106 is about 738.0757811739.

The spelling of 402071106 in words is "four hundred two million, seventy-one thousand, one hundred six".