3812456 has 16 divisors (see below), whose sum is σ = 7395300. Its totient is φ = 1840384.

The previous prime is 3812453. The next prime is 3812477. The reversal of 3812456 is 6542183.

It can be written as a sum of positive squares in 2 ways, for example, as 3363556 + 448900 = 1834^2 + 670^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (3812453) 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, 7985 + ... + 8448.

Almost surely, 2^3812456 is an apocalyptic number.

It is an amenable number.

3812456 is a deficient number, since it is larger than the sum of its proper divisors (3582844).

3812456 is a wasteful number, since it uses less digits than its factorization.

3812456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16468 (or 16464 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 3812456 is about 1952.5511516987. The cubic root of 3812456 is about 156.2193932584.

The spelling of 3812456 in words is "three million, eight hundred twelve thousand, four hundred fifty-six".