402050244 has 12 divisors (see below), whose sum is σ = 938117264. Its totient is φ = 134016744.

The previous prime is 402050239. The next prime is 402050261. The reversal of 402050244 is 442050204.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 402050244.

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, 16752082 + ... + 16752105.

Almost surely, 2^402050244 is an apocalyptic number.

It is an amenable number.

402050244 is an abundant number, since it is smaller than the sum of its proper divisors (536067020).

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

402050244 is a wasteful number, since it uses less digits than its factorization.

402050244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33504194 (or 33504192 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 402050244 is about 20051.1905880923. The cubic root of 402050244 is about 738.0630156016.

The spelling of 402050244 in words is "four hundred two million, fifty thousand, two hundred forty-four".