2194742352 has 40 divisors (see below), whose sum is σ = 6185184480. Its totient is φ = 665073280.

The previous prime is 2194742327. The next prime is 2194742369. The reversal of 2194742352 is 2532474912.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2194742352.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2077827 + ... + 2078882.

It is an arithmetic number, because the mean of its divisors is an integer number (154629612).

Almost surely, 2^2194742352 is an apocalyptic number.

2194742352 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2194742352 is an abundant number, since it is smaller than the sum of its proper divisors (3990442128).

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

2194742352 is a wasteful number, since it uses less digits than its factorization.

2194742352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4156731 (or 4156725 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 2194742352 is about 46848.0773564935. The cubic root of 2194742352 is about 1299.5545519201.

The spelling of 2194742352 in words is "two billion, one hundred ninety-four million, seven hundred forty-two thousand, three hundred fifty-two".