3622993928 has 16 divisors (see below), whose sum is σ = 6921286380. Its totient is φ = 1777317568.

The previous prime is 3622993889. The next prime is 3622993949. The reversal of 3622993928 is 8293992263.

It can be written as a sum of positive squares in 2 ways, for example, as 3414999844 + 207994084 = 58438^2 + 14422^2 .

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a self number, because there is not a number n which added to its sum of digits gives 3622993928.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4271975 + ... + 4272822.

Almost surely, 2^3622993928 is an apocalyptic number.

It is an amenable number.

3622993928 is a deficient number, since it is larger than the sum of its proper divisors (3298292452).

3622993928 is a wasteful number, since it uses less digits than its factorization.

3622993928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8544856 (or 8544852 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 53.

The square root of 3622993928 is about 60191.3110672961. The cubic root of 3622993928 is about 1535.8749909566.

The spelling of 3622993928 in words is "three billion, six hundred twenty-two million, nine hundred ninety-three thousand, nine hundred twenty-eight".