10213756 has 54 divisors (see below), whose sum is σ = 21999264. Its totient is φ = 4132800.

The previous prime is 10213751. The next prime is 10213759. The reversal of 10213756 is 65731201.

It is a self number, because there is not a number n which added to its sum of digits gives 10213756.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213751) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 249096 + ... + 249136.

Almost surely, 2^10213756 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 10213756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10999632).

10213756 is an abundant number, since it is smaller than the sum of its proper divisors (11785508).

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

10213756 is a wasteful number, since it uses less digits than its factorization.

10213756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 10213756 is about 3195.8967442644. The cubic root of 10213756 is about 216.9677371390.

Adding to 10213756 its reverse (65731201), we get a palindrome (75944957).

The spelling of 10213756 in words is "ten million, two hundred thirteen thousand, seven hundred fifty-six".