5627631 has 4 divisors (see below), whose sum is σ = 7503512. Its totient is φ = 3751752.

The previous prime is 5627627. The next prime is 5627641. The reversal of 5627631 is 1367265.

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

It is not a de Polignac number, because 5627631 - 2² = 5627627 is a prime.

It is a super-2 number, since 2×5627631² = 63340461344322, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

5627631 is a lucky number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5627621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 937936 + ... + 937941.

It is an arithmetic number, because the mean of its divisors is an integer number (1875878).

Almost surely, 2^5627631 is an apocalyptic number.

5627631 is a deficient number, since it is larger than the sum of its proper divisors (1875881).

5627631 is a wasteful number, since it uses less digits than its factorization.

5627631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1875880.

The product of its digits is 7560, while the sum is 30.

The square root of 5627631 is about 2372.2628437844. The cubic root of 5627631 is about 177.8723888619.

The spelling of 5627631 in words is "five million, six hundred twenty-seven thousand, six hundred thirty-one".