10550427 has 4 divisors (see below), whose sum is σ = 14067240. Its totient is φ = 7033616.

The previous prime is 10550413. The next prime is 10550429. The reversal of 10550427 is 72405501.

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

It is a cyclic number.

It is not a de Polignac number, because 10550427 - 2⁴ = 10550411 is a prime.

It is a super-2 number, since 2×10550427² = 222623019764658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10550397 and 10550406.

It is not an unprimeable number, because it can be changed into a prime (10550429) 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 3 ways as a sum of consecutive naturals, for example, 1758402 + ... + 1758407.

It is an arithmetic number, because the mean of its divisors is an integer number (3516810).

Almost surely, 2^10550427 is an apocalyptic number.

10550427 is a deficient number, since it is larger than the sum of its proper divisors (3516813).

10550427 is an equidigital number, since it uses as much as digits as its factorization.

10550427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3516812.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 10550427 is about 3248.1420843307. The cubic root of 10550427 is about 219.3259465325.

Adding to 10550427 its reverse (72405501), we get a palindrome (82955928).

The spelling of 10550427 in words is "ten million, five hundred fifty thousand, four hundred twenty-seven".