10913640 has 32 divisors (see below), whose sum is σ = 32741280. Its totient is φ = 2910272.

The previous prime is 10913633. The next prime is 10913647. The reversal of 10913640 is 4631901.

It is an interprime number because it is at equal distance from previous prime (10913633) and next prime (10913647).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 10913640.

It is not an unprimeable number, because it can be changed into a prime (10913647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45354 + ... + 45593.

It is an arithmetic number, because the mean of its divisors is an integer number (1023165).

Almost surely, 2^10913640 is an apocalyptic number.

10913640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10913640 is an abundant number, since it is smaller than the sum of its proper divisors (21827640).

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

10913640 is a wasteful number, since it uses less digits than its factorization.

10913640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90961 (or 90957 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 10913640 is about 3303.5798764371. The cubic root of 10913640 is about 221.8144704289.

The spelling of 10913640 in words is "ten million, nine hundred thirteen thousand, six hundred forty".