3896220 has 24 divisors (see below), whose sum is σ = 10909584. Its totient is φ = 1038976.

The previous prime is 3896219. The next prime is 3896231. The reversal of 3896220 is 226983.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 32409 + ... + 32528.

It is an arithmetic number, because the mean of its divisors is an integer number (454566).

Almost surely, 2^3896220 is an apocalyptic number.

3896220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3896220 is an abundant number, since it is smaller than the sum of its proper divisors (7013364).

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

3896220 is a wasteful number, since it uses less digits than its factorization.

3896220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64949 (or 64947 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 3896220 is about 1973.8844951010. The cubic root of 3896220 is about 157.3552209487.

The spelling of 3896220 in words is "three million, eight hundred ninety-six thousand, two hundred twenty".