5663634 has 16 divisors (see below), whose sum is σ = 11923680. Its totient is φ = 1788480.

The previous prime is 5663611. The next prime is 5663657. The reversal of 5663634 is 4363665.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5663611) and next prime (5663657).

It is a junction number, because it is equal to n+sod(n) for n = 5663595 and 5663604.

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, 24727 + ... + 24954.

It is an arithmetic number, because the mean of its divisors is an integer number (745230).

Almost surely, 2^5663634 is an apocalyptic number.

5663634 is an abundant number, since it is smaller than the sum of its proper divisors (6260046).

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

5663634 is a wasteful number, since it uses less digits than its factorization.

5663634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49705.

The product of its digits is 38880, while the sum is 33.

The square root of 5663634 is about 2379.8390701894. The cubic root of 5663634 is about 178.2508981292.

The spelling of 5663634 in words is "five million, six hundred sixty-three thousand, six hundred thirty-four".