3722812 has 12 divisors (see below), whose sum is σ = 6528816. Its totient is φ = 1857440.

The previous prime is 3722809. The next prime is 3722819. The reversal of 3722812 is 2182273.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722819) 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, 2433 + ... + 3655.

It is an arithmetic number, because the mean of its divisors is an integer number (544068).

Almost surely, 2^3722812 is an apocalyptic number.

It is an amenable number.

3722812 is a deficient number, since it is larger than the sum of its proper divisors (2806004).

3722812 is a wasteful number, since it uses less digits than its factorization.

3722812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988 (or 1986 counting only the distinct ones).

The product of its digits is 1344, while the sum is 25.

The square root of 3722812 is about 1929.4589915310. The cubic root of 3722812 is about 154.9852500706.

The spelling of 3722812 in words is "three million, seven hundred twenty-two thousand, eight hundred twelve".