10551224 has 8 divisors (see below), whose sum is σ = 19783560. Its totient is φ = 5275608.

The previous prime is 10551199. The next prime is 10551241. The reversal of 10551224 is 42215501.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10551224² = 222656655796352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10551196 and 10551205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 659444 + ... + 659459.

It is an arithmetic number, because the mean of its divisors is an integer number (2472945).

Almost surely, 2^10551224 is an apocalyptic number.

It is an amenable number.

10551224 is a deficient number, since it is larger than the sum of its proper divisors (9232336).

10551224 is a wasteful number, since it uses less digits than its factorization.

10551224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318909 (or 1318905 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 10551224 is about 3248.2647675336. The cubic root of 10551224 is about 219.3314691646.

Adding to 10551224 its reverse (42215501), we get a palindrome (52766725).

The spelling of 10551224 in words is "ten million, five hundred fifty-one thousand, two hundred twenty-four".