10636040 has 64 divisors (see below), whose sum is σ = 25369200. Its totient is φ = 4006912.

The previous prime is 10636019. The next prime is 10636061. The reversal of 10636040 is 4063601.

It is an interprime number because it is at equal distance from previous prime (10636019) and next prime (10636061).

It can be written as a sum of positive squares in 8 ways, for example, as 8282884 + 2353156 = 2878^2 + 1534^2 .

It is a super-3 number, since 3×10636040³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 15 ways as a sum of consecutive naturals, for example, 61394 + ... + 61566.

Almost surely, 2^10636040 is an apocalyptic number.

10636040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10636040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12684600).

10636040 is an abundant number, since it is smaller than the sum of its proper divisors (14733160).

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

10636040 is a wasteful number, since it uses less digits than its factorization.

10636040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 10636040 is about 3261.2942216243. The cubic root of 10636040 is about 219.9175999953.

Adding to 10636040 its reverse (4063601), we get a palindrome (14699641).

The spelling of 10636040 in words is "ten million, six hundred thirty-six thousand, forty".