5668634 has 4 divisors (see below), whose sum is σ = 8502954. Its totient is φ = 2834316.

The previous prime is 5668627. The next prime is 5668639. The reversal of 5668634 is 4368665.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3433609 + 2235025 = 1853^2 + 1495^2 .

It is a super-2 number, since 2×5668634² = 64266822851912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5668639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1417157 + ... + 1417160.

Almost surely, 2^5668634 is an apocalyptic number.

5668634 is a deficient number, since it is larger than the sum of its proper divisors (2834320).

5668634 is a wasteful number, since it uses less digits than its factorization.

5668634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834319.

The product of its digits is 103680, while the sum is 38.

The square root of 5668634 is about 2380.8893296413. The cubic root of 5668634 is about 178.3033375079.

The spelling of 5668634 in words is "five million, six hundred sixty-eight thousand, six hundred thirty-four".