5631547 has 4 divisors (see below), whose sum is σ = 5660920. Its totient is φ = 5602176.

The previous prime is 5631541. The next prime is 5631569. The reversal of 5631547 is 7451365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7451365 = 5 ⋅1490273.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5631547 is a prime.

It is a super-2 number, since 2×5631547² = 63428643226418, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (5631541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14397 + ... + 14782.

It is an arithmetic number, because the mean of its divisors is an integer number (1415230).

Almost surely, 2^5631547 is an apocalyptic number.

5631547 is a deficient number, since it is larger than the sum of its proper divisors (29373).

5631547 is a wasteful number, since it uses less digits than its factorization.

5631547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29372.

The product of its digits is 12600, while the sum is 31.

The square root of 5631547 is about 2373.0880725333. The cubic root of 5631547 is about 177.9136369331.

The spelling of 5631547 in words is "five million, six hundred thirty-one thousand, five hundred forty-seven".