3722427 has 12 divisors (see below), whose sum is σ = 5417880. Its totient is φ = 2462688.

The previous prime is 3722419. The next prime is 3722437. The reversal of 3722427 is 7242273.

It is not a de Polignac number, because 3722427 - 2³ = 3722419 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3722427.

It is not an unprimeable number, because it can be changed into a prime (3722437) 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 11 ways as a sum of consecutive naturals, for example, 277 + ... + 2742.

It is an arithmetic number, because the mean of its divisors is an integer number (451490).

Almost surely, 2^3722427 is an apocalyptic number.

3722427 is a deficient number, since it is larger than the sum of its proper divisors (1695453).

3722427 is a wasteful number, since it uses less digits than its factorization.

3722427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3162 (or 3159 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 3722427 is about 1929.3592200521. The cubic root of 3722427 is about 154.9799072116.

The spelling of 3722427 in words is "three million, seven hundred twenty-two thousand, four hundred twenty-seven".