3743731 has 4 divisors (see below), whose sum is σ = 3791200. Its totient is φ = 3696264.

The previous prime is 3743717. The next prime is 3743737. The reversal of 3743731 is 1373473.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3743731 - 2⁵ = 3743699 is a prime.

It is a super-2 number, since 2×3743731² = 28031043600722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3743731.

It is not an unprimeable number, because it can be changed into a prime (3743737) 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, 23616 + ... + 23773.

It is an arithmetic number, because the mean of its divisors is an integer number (947800).

Almost surely, 2^3743731 is an apocalyptic number.

3743731 is a deficient number, since it is larger than the sum of its proper divisors (47469).

3743731 is an equidigital number, since it uses as much as digits as its factorization.

3743731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47468.

The product of its digits is 5292, while the sum is 28.

The square root of 3743731 is about 1934.8723472105. The cubic root of 3743731 is about 155.2750026072.

The spelling of 3743731 in words is "three million, seven hundred forty-three thousand, seven hundred thirty-one".