3747674731 has 4 divisors (see below), whose sum is σ = 3756370464. Its totient is φ = 3738979000.

The previous prime is 3747674713. The next prime is 3747674737. The reversal of 3747674731 is 1374767473.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1374767473 = 8219 ⋅167267.

It is a cyclic number.

It is not a de Polignac number, because 3747674731 - 2⁵ = 3747674699 is a prime.

It is a super-2 number, since 2×3747674731² = 28090131778751844722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3747674737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4347220 + ... + 4348081.

It is an arithmetic number, because the mean of its divisors is an integer number (939092616).

Almost surely, 2^3747674731 is an apocalyptic number.

3747674731 is a deficient number, since it is larger than the sum of its proper divisors (8695733).

3747674731 is an equidigital number, since it uses as much as digits as its factorization.

3747674731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8695732.

The product of its digits is 2074464, while the sum is 49.

The square root of 3747674731 is about 61218.2548836538. The cubic root of 3747674731 is about 1553.2950687411.

The spelling of 3747674731 in words is "three billion, seven hundred forty-seven million, six hundred seventy-four thousand, seven hundred thirty-one".