3800731 has 12 divisors (see below), whose sum is σ = 4232592. Its totient is φ = 3410000.

The previous prime is 3800723. The next prime is 3800737. The reversal of 3800731 is 1370083.

It is not a de Polignac number, because 3800731 - 2³ = 3800723 is a prime.

It is a super-2 number, since 2×3800731² = 28891112268722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3800737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12066 + ... + 12376.

It is an arithmetic number, because the mean of its divisors is an integer number (352716).

Almost surely, 2^3800731 is an apocalyptic number.

3800731 is a deficient number, since it is larger than the sum of its proper divisors (431861).

3800731 is a wasteful number, since it uses less digits than its factorization.

3800731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434 (or 423 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 3800731 is about 1949.5463574894. The cubic root of 3800731 is about 156.0590807340.

The spelling of 3800731 in words is "three million, eight hundred thousand, seven hundred thirty-one".