3724394028 has 24 divisors (see below), whose sum is σ = 8715306432. Its totient is φ = 1237885584.

The previous prime is 3724394027. The next prime is 3724394053. The reversal of 3724394028 is 8204934273.

It is a super-2 number, since 2×3724394028² = 27742221751604129568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3724394027) 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, 443050 + ... + 451377.

It is an arithmetic number, because the mean of its divisors is an integer number (363137768).

Almost surely, 2^3724394028 is an apocalyptic number.

It is an amenable number.

3724394028 is an abundant number, since it is smaller than the sum of its proper divisors (4990912404).

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

3724394028 is a wasteful number, since it uses less digits than its factorization.

3724394028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894781 (or 894779 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The square root of 3724394028 is about 61027.8135607036. The cubic root of 3724394028 is about 1550.0720088641.

The spelling of 3724394028 in words is "three billion, seven hundred twenty-four million, three hundred ninety-four thousand, twenty-eight".