2194021350 has 48 divisors (see below), whose sum is σ = 6045751440. Its totient is φ = 585072000.

The previous prime is 2194021331. The next prime is 2194021381. The reversal of 2194021350 is 531204912.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 811251 + ... + 813950.

It is an arithmetic number, because the mean of its divisors is an integer number (125953155).

Almost surely, 2^2194021350 is an apocalyptic number.

2194021350 is an abundant number, since it is smaller than the sum of its proper divisors (3851730090).

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

2194021350 is a wasteful number, since it uses less digits than its factorization.

2194021350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625222 (or 1625211 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2194021350 is about 46840.3816167204. The cubic root of 2194021350 is about 1299.4122293596.

The spelling of 2194021350 in words is "two billion, one hundred ninety-four million, twenty-one thousand, three hundred fifty".