5631066 has 32 divisors (see below), whose sum is σ = 14302080. Its totient is φ = 1608768.

The previous prime is 5631061. The next prime is 5631071. The reversal of 5631066 is 6601365.

It is an interprime number because it is at equal distance from previous prime (5631061) and next prime (5631071).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5631061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7071 + ... + 7826.

It is an arithmetic number, because the mean of its divisors is an integer number (446940).

Almost surely, 2^5631066 is an apocalyptic number.

5631066 is an abundant number, since it is smaller than the sum of its proper divisors (8671014).

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

5631066 is a wasteful number, since it uses less digits than its factorization.

5631066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14915 (or 14909 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 5631066 is about 2372.9867256266. The cubic root of 5631066 is about 177.9085714868.

Subtracting 5631066 from its reverse (6601365), we obtain a cube (970299 = 99³).

The spelling of 5631066 in words is "five million, six hundred thirty-one thousand, sixty-six".