3872446 has 4 divisors (see below), whose sum is σ = 5808672. Its totient is φ = 1936222.

The previous prime is 3872423. The next prime is 3872459. The reversal of 3872446 is 6442783.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6442783 = 23 ⋅280121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 968110 + ... + 968113.

It is an arithmetic number, because the mean of its divisors is an integer number (1452168).

Almost surely, 2^3872446 is an apocalyptic number.

3872446 is a deficient number, since it is larger than the sum of its proper divisors (1936226).

3872446 is a wasteful number, since it uses less digits than its factorization.

3872446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936225.

The product of its digits is 32256, while the sum is 34.

The square root of 3872446 is about 1967.8531449272. The cubic root of 3872446 is about 157.0345171379.

The spelling of 3872446 in words is "three million, eight hundred seventy-two thousand, four hundred forty-six".