3704731 has 2 divisors, whose sum is σ = 3704732. Its totient is φ = 3704730.

The previous prime is 3704707. The next prime is 3704737. The reversal of 3704731 is 1374073.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1374073) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3704731 - 2²¹ = 1607579 is a prime.

It is a super-2 number, since 2×3704731² = 27450063564722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3704696 and 3704705.

It is not a weakly prime, because it can be changed into another prime (3704737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1852365 + 1852366.

It is an arithmetic number, because the mean of its divisors is an integer number (1852366).

Almost surely, 2^3704731 is an apocalyptic number.

3704731 is a deficient number, since it is larger than the sum of its proper divisors (1).

3704731 is an equidigital number, since it uses as much as digits as its factorization.

3704731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 3704731 is about 1924.7677782008. The cubic root of 3704731 is about 154.7339313258.

The spelling of 3704731 in words is "three million, seven hundred four thousand, seven hundred thirty-one".