2079720432 has 120 divisors (see below), whose sum is σ = 6186965616. Its totient is φ = 649893888.

The previous prime is 2079720407. The next prime is 2079720443. The reversal of 2079720432 is 2340279702.

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

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, 676563 + ... + 679629.

Almost surely, 2^2079720432 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 2079720432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3093482808).

2079720432 is an abundant number, since it is smaller than the sum of its proper divisors (4107245184).

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

2079720432 is a wasteful number, since it uses less digits than its factorization.

2079720432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3375 (or 3366 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 2079720432 is about 45603.9519340155. The cubic root of 2079720432 is about 1276.4436666979.

The spelling of 2079720432 in words is "two billion, seventy-nine million, seven hundred twenty thousand, four hundred thirty-two".