3622574021 has 16 divisors (see below), whose sum is σ = 4039338240. Its totient is φ = 3220500480.

The previous prime is 3622573961. The next prime is 3622574041. The reversal of 3622574021 is 1204752263.

It is a cyclic number.

It is not a de Polignac number, because 3622574021 - 2¹⁰ = 3622572997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3622574041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875285 + ... + 879413.

It is an arithmetic number, because the mean of its divisors is an integer number (252458640).

Almost surely, 2^3622574021 is an apocalyptic number.

It is an amenable number.

3622574021 is a deficient number, since it is larger than the sum of its proper divisors (416764219).

3622574021 is a wasteful number, since it uses less digits than its factorization.

3622574021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5884.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 3622574021 is about 60187.8228631008. The cubic root of 3622574021 is about 1535.8156524104.

The spelling of 3622574021 in words is "three billion, six hundred twenty-two million, five hundred seventy-four thousand, twenty-one".