3872634 has 16 divisors (see below), whose sum is σ = 8201088. Its totient is φ = 1214912.

The previous prime is 3872591. The next prime is 3872647. The reversal of 3872634 is 4362783.

It is a junction number, because it is equal to n+sod(n) for n = 3872595 and 3872604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18882 + ... + 19085.

It is an arithmetic number, because the mean of its divisors is an integer number (512568).

Almost surely, 2^3872634 is an apocalyptic number.

3872634 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

3872634 is an abundant number, since it is smaller than the sum of its proper divisors (4328454).

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

3872634 is a wasteful number, since it uses less digits than its factorization.

3872634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37989.

The product of its digits is 24192, while the sum is 33.

The square root of 3872634 is about 1967.9009121396. The cubic root of 3872634 is about 157.0370583406.

The spelling of 3872634 in words is "three million, eight hundred seventy-two thousand, six hundred thirty-four".