5421684 has 24 divisors (see below), whose sum is σ = 12993568. Its totient is φ = 1758240.

The previous prime is 5421679. The next prime is 5421709. The reversal of 5421684 is 4861245.

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, 5662 + ... + 6549.

Almost surely, 2^5421684 is an apocalyptic number.

It is an amenable number.

5421684 is an abundant number, since it is smaller than the sum of its proper divisors (7571884).

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

5421684 is a wasteful number, since it uses less digits than its factorization.

5421684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12255 (or 12253 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

The square root of 5421684 is about 2328.4509872445. The cubic root of 5421684 is about 175.6755817798.

It can be divided in two parts, 5421 and 684, that added together give a triangular number (6105 = T₁₁₀).

The spelling of 5421684 in words is "five million, four hundred twenty-one thousand, six hundred eighty-four".