3721292 has 6 divisors (see below), whose sum is σ = 6512268. Its totient is φ = 1860644.

The previous prime is 3721279. The next prime is 3721297. The reversal of 3721292 is 2921273.

3721292 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3721297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 465158 + ... + 465165.

It is an arithmetic number, because the mean of its divisors is an integer number (1085378).

Almost surely, 2^3721292 is an apocalyptic number.

It is an amenable number.

3721292 is a deficient number, since it is larger than the sum of its proper divisors (2790976).

3721292 is a wasteful number, since it uses less digits than its factorization.

3721292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930327 (or 930325 counting only the distinct ones).

The product of its digits is 1512, while the sum is 26.

The square root of 3721292 is about 1929.0650585193. The cubic root of 3721292 is about 154.9641540417.

The spelling of 3721292 in words is "three million, seven hundred twenty-one thousand, two hundred ninety-two".