3816731 has 8 divisors (see below), whose sum is σ = 3945984. Its totient is φ = 3689280.

The previous prime is 3816713. The next prime is 3816733. The reversal of 3816731 is 1376183.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3816731 - 2⁶ = 3816667 is a prime.

It is a super-2 number, since 2×3816731² = 29134871052722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3816694 and 3816703.

It is not an unprimeable number, because it can be changed into a prime (3816733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4841 + ... + 5573.

It is an arithmetic number, because the mean of its divisors is an integer number (493248).

Almost surely, 2^3816731 is an apocalyptic number.

3816731 is a deficient number, since it is larger than the sum of its proper divisors (129253).

3816731 is a wasteful number, since it uses less digits than its factorization.

3816731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901.

The product of its digits is 3024, while the sum is 29.

The square root of 3816731 is about 1953.6455666267. The cubic root of 3816731 is about 156.2777623203.

The spelling of 3816731 in words is "three million, eight hundred sixteen thousand, seven hundred thirty-one".