3972322 has 8 divisors (see below), whose sum is σ = 6309036. Its totient is φ = 1869312.

The previous prime is 3972301. The next prime is 3972329. The reversal of 3972322 is 2232793.

It can be written as a sum of positive squares in 2 ways, for example, as 3924361 + 47961 = 1981^2 + 219^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3972329) 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, 58383 + ... + 58450.

Almost surely, 2^3972322 is an apocalyptic number.

3972322 is a deficient number, since it is larger than the sum of its proper divisors (2336714).

3972322 is a wasteful number, since it uses less digits than its factorization.

3972322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116852.

The product of its digits is 4536, while the sum is 28.

The square root of 3972322 is about 1993.0684885372. The cubic root of 3972322 is about 158.3731233946.

It can be divided in two parts, 39 and 72322, that added together give a square (72361 = 269²).

The spelling of 3972322 in words is "three million, nine hundred seventy-two thousand, three hundred twenty-two".