3993728310 has 96 divisors (see below), whose sum is σ = 12199063968. Its totient is φ = 893698560.

The previous prime is 3993728273. The next prime is 3993728339. The reversal of 3993728310 is 138273993.

It is a super-2 number, since 2×3993728310² = 31899731628190912200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 142287 + ... + 168026.

It is an arithmetic number, because the mean of its divisors is an integer number (127073583).

Almost surely, 2^3993728310 is an apocalyptic number.

3993728310 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3993728310 is an abundant number, since it is smaller than the sum of its proper divisors (8205335658).

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

3993728310 is a wasteful number, since it uses less digits than its factorization.

3993728310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310350 (or 310347 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 3993728310 is about 63195.9516899619. The cubic root of 3993728310 is about 1586.5709773774.

The spelling of 3993728310 in words is "three billion, nine hundred ninety-three million, seven hundred twenty-eight thousand, three hundred ten".