3622758972 has 24 divisors (see below), whose sum is σ = 9660690816. Its totient is φ = 1035073968.

The previous prime is 3622758961. The next prime is 3622758977. The reversal of 3622758972 is 2798572263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3622758977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21563958 + ... + 21564125.

It is an arithmetic number, because the mean of its divisors is an integer number (402528784).

Almost surely, 2^3622758972 is an apocalyptic number.

It is an amenable number.

3622758972 is an abundant number, since it is smaller than the sum of its proper divisors (6037931844).

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

3622758972 is a wasteful number, since it uses less digits than its factorization.

3622758972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43128097 (or 43128095 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 51.

The square root of 3622758972 is about 60189.3592921540. The cubic root of 3622758972 is about 1535.8417890566.

The spelling of 3622758972 in words is "three billion, six hundred twenty-two million, seven hundred fifty-eight thousand, nine hundred seventy-two".