3451864 has 16 divisors (see below), whose sum is σ = 6970320. Its totient is φ = 1593120.

The previous prime is 3451859. The next prime is 3451871. The reversal of 3451864 is 4681543.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16492 + ... + 16699.

It is an arithmetic number, because the mean of its divisors is an integer number (435645).

Almost surely, 2^3451864 is an apocalyptic number.

It is an amenable number.

3451864 is an abundant number, since it is smaller than the sum of its proper divisors (3518456).

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

3451864 is a wasteful number, since it uses less digits than its factorization.

3451864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33210 (or 33206 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 3451864 is about 1857.9192662761. The cubic root of 3451864 is about 151.1301890241.

It can be divided in two parts, 345 and 1864, that added together give a square (2209 = 47²).

The spelling of 3451864 in words is "three million, four hundred fifty-one thousand, eight hundred sixty-four".