2194294032 has 120 divisors (see below), whose sum is σ = 7069200320. Its totient is φ = 622391040.

The previous prime is 2194294031. The next prime is 2194294051. The reversal of 2194294032 is 2304924912.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2194294031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132282 + ... + 147942.

Almost surely, 2^2194294032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2194294032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3534600160).

2194294032 is an abundant number, since it is smaller than the sum of its proper divisors (4874906288).

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

2194294032 is a wasteful number, since it uses less digits than its factorization.

2194294032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15821 (or 15812 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 2194294032 is about 46843.2922839546. The cubic root of 2194294032 is about 1299.4660592289.

The spelling of 2194294032 in words is "two billion, one hundred ninety-four million, two hundred ninety-four thousand, thirty-two".