3722992388 has 24 divisors (see below), whose sum is σ = 6688399872. Its totient is φ = 1812432384.

The previous prime is 3722992387. The next prime is 3722992433. The reversal of 3722992388 is 8832992273.

3722992388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3722992388² = 27721344642211885088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3722992387) 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, 15020 + ... + 87587.

It is an arithmetic number, because the mean of its divisors is an integer number (278683328).

Almost surely, 2^3722992388 is an apocalyptic number.

It is an amenable number.

3722992388 is a deficient number, since it is larger than the sum of its proper divisors (2965407484).

3722992388 is a wasteful number, since it uses less digits than its factorization.

3722992388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102851 (or 102849 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The square root of 3722992388 is about 61016.3288636739. The cubic root of 3722992388 is about 1549.8775328838.

The spelling of 3722992388 in words is "three billion, seven hundred twenty-two million, nine hundred ninety-two thousand, three hundred eighty-eight".