3273864 has 32 divisors (see below), whose sum is σ = 8929440. Its totient is φ = 992000.

The previous prime is 3273857. The next prime is 3273869. The reversal of 3273864 is 4683723.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (3273869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5937 + ... + 6464.

It is an arithmetic number, because the mean of its divisors is an integer number (279045).

Almost surely, 2^3273864 is an apocalyptic number.

It is an amenable number.

3273864 is an abundant number, since it is smaller than the sum of its proper divisors (5655576).

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

3273864 is a wasteful number, since it uses less digits than its factorization.

3273864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12421 (or 12417 counting only the distinct ones).

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

The square root of 3273864 is about 1809.3822150115. The cubic root of 3273864 is about 148.4864684016.

The spelling of 3273864 in words is "three million, two hundred seventy-three thousand, eight hundred sixty-four".