3642423642 has 48 divisors (see below), whose sum is σ = 9271630368. Its totient is φ = 1018859040.

The previous prime is 3642423619. The next prime is 3642423677. The reversal of 3642423642 is 2463242463.

3642423642 is a `hidden beast` number, since 3 + 6 + 4 + 2 + 4 + 2 + 3 + 642 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3642423597 and 3642423606.

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, 704968 + ... + 710115.

It is an arithmetic number, because the mean of its divisors is an integer number (193158966).

Almost surely, 2^3642423642 is an apocalyptic number.

3642423642 is an abundant number, since it is smaller than the sum of its proper divisors (5629206726).

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

3642423642 is a wasteful number, since it uses less digits than its factorization.

3642423642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1415115 (or 1415112 counting only the distinct ones).

The product of its digits is 165888, while the sum is 36.

The square root of 3642423642 is about 60352.4949111468. The cubic root of 3642423642 is about 1538.6156731131.

The spelling of 3642423642 in words is "three billion, six hundred forty-two million, four hundred twenty-three thousand, six hundred forty-two".