10552240 has 40 divisors (see below), whose sum is σ = 25980480. Its totient is φ = 3972096.

The previous prime is 10552231. The next prime is 10552253. The reversal of 10552240 is 4225501.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×10552240² = 222699538035200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2520 + ... + 5239.

It is an arithmetic number, because the mean of its divisors is an integer number (649512).

Almost surely, 2^10552240 is an apocalyptic number.

10552240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10552240 is an abundant number, since it is smaller than the sum of its proper divisors (15428240).

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

10552240 is a wasteful number, since it uses less digits than its factorization.

10552240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7789 (or 7783 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 10552240 is about 3248.4211549613. The cubic root of 10552240 is about 219.3385089045.

Adding to 10552240 its reverse (4225501), we get a palindrome (14777741).

The spelling of 10552240 in words is "ten million, five hundred fifty-two thousand, two hundred forty".