3822972 has 12 divisors (see below), whose sum is σ = 8920296. Its totient is φ = 1274320.

The previous prime is 3822967. The next prime is 3823007. The reversal of 3822972 is 2792283.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×3822972² = 29230229825568, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 159279 + ... + 159302.

It is an arithmetic number, because the mean of its divisors is an integer number (743358).

Almost surely, 2^3822972 is an apocalyptic number.

It is an amenable number.

3822972 is an abundant number, since it is smaller than the sum of its proper divisors (5097324).

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

3822972 is a wasteful number, since it uses less digits than its factorization.

3822972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318588 (or 318586 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 3822972 is about 1955.2421844876. The cubic root of 3822972 is about 156.3628961156.

The spelling of 3822972 in words is "three million, eight hundred twenty-two thousand, nine hundred seventy-two".