3722142 has 16 divisors (see below), whose sum is σ = 7499520. Its totient is φ = 1231512.

The previous prime is 3722129. The next prime is 3722143. The reversal of 3722142 is 2412273.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3722143) 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, 1398 + ... + 3065.

It is an arithmetic number, because the mean of its divisors is an integer number (468720).

Almost surely, 2^3722142 is an apocalyptic number.

3722142 is an abundant number, since it is smaller than the sum of its proper divisors (3777378).

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

3722142 is a wasteful number, since it uses less digits than its factorization.

3722142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4607.

The product of its digits is 672, while the sum is 21.

The square root of 3722142 is about 1929.2853599196. The cubic root of 3722142 is about 154.9759518709.

The spelling of 3722142 in words is "three million, seven hundred twenty-two thousand, one hundred forty-two".