10552840 has 16 divisors (see below), whose sum is σ = 23743980. Its totient is φ = 4221120.

The previous prime is 10552823. The next prime is 10552853. The reversal of 10552840 is 4825501.

It can be written as a sum of positive squares in 2 ways, for example, as 10125124 + 427716 = 3182^2 + 654^2 .

It is a super-2 number, since 2×10552840² = 222724864131200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131871 + ... + 131950.

Almost surely, 2^10552840 is an apocalyptic number.

10552840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10552840 is an abundant number, since it is smaller than the sum of its proper divisors (13191140).

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

10552840 is a wasteful number, since it uses less digits than its factorization.

10552840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263832 (or 263828 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 10552840 is about 3248.5135062056. The cubic root of 10552840 is about 219.3426660191.

The spelling of 10552840 in words is "ten million, five hundred fifty-two thousand, eight hundred forty".