10553240 has 32 divisors (see below), whose sum is σ = 23885280. Its totient is φ = 4196352.

The previous prime is 10553233. The next prime is 10553261. The reversal of 10553240 is 4235501.

It is a super-2 number, since 2×10553240² = 222741748995200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 7037 + ... + 8403.

It is an arithmetic number, because the mean of its divisors is an integer number (746415).

Almost surely, 2^10553240 is an apocalyptic number.

10553240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10553240 is an abundant number, since it is smaller than the sum of its proper divisors (13332040).

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

10553240 is a wasteful number, since it uses less digits than its factorization.

10553240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571 (or 1567 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 10553240 is about 3248.5750722432. The cubic root of 10553240 is about 219.3454373412.

Adding to 10553240 its reverse (4235501), we get a palindrome (14788741).

The spelling of 10553240 in words is "ten million, five hundred fifty-three thousand, two hundred forty".