3626422644 has 48 divisors (see below), whose sum is σ = 9172956800. Its totient is φ = 1108425600.

The previous prime is 3626422621. The next prime is 3626422693. The reversal of 3626422644 is 4462246263.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53419 + ... + 100530.

Almost surely, 2^3626422644 is an apocalyptic number.

It is an amenable number.

3626422644 is an abundant number, since it is smaller than the sum of its proper divisors (5546534156).

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

3626422644 is a wasteful number, since it uses less digits than its factorization.

3626422644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154120 (or 154118 counting only the distinct ones).

The product of its digits is 331776, while the sum is 39.

The square root of 3626422644 is about 60219.7861504008. The cubic root of 3626422644 is about 1536.3593434840.

The spelling of 3626422644 in words is "three billion, six hundred twenty-six million, four hundred twenty-two thousand, six hundred forty-four".