10552428 has 18 divisors (see below), whose sum is σ = 26674284. Its totient is φ = 3517464.

The previous prime is 10552417. The next prime is 10552471. The reversal of 10552428 is 82425501.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×10552428² = 222707473390368, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 146526 + ... + 146597.

Almost surely, 2^10552428 is an apocalyptic number.

10552428 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

10552428 is an abundant number, since it is smaller than the sum of its proper divisors (16121856).

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

10552428 is a wasteful number, since it uses less digits than its factorization.

10552428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293133 (or 293128 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 10552428 is about 3248.4500919669. The cubic root of 10552428 is about 219.3398114840.

Adding to 10552428 its reverse (82425501), we get a palindrome (92977929).

The spelling of 10552428 in words is "ten million, five hundred fifty-two thousand, four hundred twenty-eight".