2406643732 has 12 divisors (see below), whose sum is σ = 4394740896. Its totient is φ = 1151003480.

The previous prime is 2406643727. The next prime is 2406643747. The reversal of 2406643732 is 2373466042.

It is a junction number, because it is equal to n+sod(n) for n = 2406643691 and 2406643700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13079494 + ... + 13079677.

It is an arithmetic number, because the mean of its divisors is an integer number (366228408).

Almost surely, 2^2406643732 is an apocalyptic number.

It is an amenable number.

2406643732 is a deficient number, since it is larger than the sum of its proper divisors (1988097164).

2406643732 is a wasteful number, since it uses less digits than its factorization.

2406643732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26159198 (or 26159196 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 37.

The square root of 2406643732 is about 49057.5552998720. Note that the first 3 decimals coincide. The cubic root of 2406643732 is about 1340.1001878013.

The spelling of 2406643732 in words is "two billion, four hundred six million, six hundred forty-three thousand, seven hundred thirty-two".