3756816 has 60 divisors (see below), whose sum is σ = 12019072. Its totient is φ = 1073088.

The previous prime is 3756803. The next prime is 3756817. The reversal of 3756816 is 6186573.

3756816 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3756816² = 28227332915712, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3756817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 856 + ... + 2871.

Almost surely, 2^3756816 is an apocalyptic number.

3756816 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3756816 is an abundant number, since it is smaller than the sum of its proper divisors (8262256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3756816 is a wasteful number, since it uses less digits than its factorization.

3756816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3748 (or 3739 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 3756816 is about 1938.2507577710. The cubic root of 3756816 is about 155.4556967560.

The spelling of 3756816 in words is "three million, seven hundred fifty-six thousand, eight hundred sixteen".