10140636 has 48 divisors (see below), whose sum is σ = 27336960. Its totient is φ = 2891520.

The previous prime is 10140629. The next prime is 10140643. The reversal of 10140636 is 63604101.

It is an interprime number because it is at equal distance from previous prime (10140629) and next prime (10140643).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16 + ... + 4503.

It is an arithmetic number, because the mean of its divisors is an integer number (569520).

Almost surely, 2^10140636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10140636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13668480).

10140636 is an abundant number, since it is smaller than the sum of its proper divisors (17196324).

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

10140636 is a wasteful number, since it uses less digits than its factorization.

10140636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4554 (or 4552 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 10140636 is about 3184.4365278649. The cubic root of 10140636 is about 216.4487413029.

Adding to 10140636 its reverse (63604101), we get a palindrome (73744737).

The spelling of 10140636 in words is "ten million, one hundred forty thousand, six hundred thirty-six".