10550631 has 24 divisors (see below), whose sum is σ = 17626224. Its totient is φ = 5564160.

The previous prime is 10550627. The next prime is 10550641. The reversal of 10550631 is 13605501.

It is a happy number.

It is not a de Polignac number, because 10550631 - 2² = 10550627 is a prime.

It is a super-2 number, since 2×10550631² = 222631628996322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 10550598 and 10550607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10550641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 850 + ... + 4671.

It is an arithmetic number, because the mean of its divisors is an integer number (734426).

Almost surely, 2^10550631 is an apocalyptic number.

10550631 is a deficient number, since it is larger than the sum of its proper divisors (7075593).

10550631 is a wasteful number, since it uses less digits than its factorization.

10550631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5551 (or 5544 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 10550631 is about 3248.1734867461. The cubic root of 10550631 is about 219.3273601311.

The spelling of 10550631 in words is "ten million, five hundred fifty thousand, six hundred thirty-one".