10069440 has 112 divisors (see below), whose sum is σ = 33905952. Its totient is φ = 2523136.

The previous prime is 10069427. The next prime is 10069441. The reversal of 10069440 is 4496001.

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 10069440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10069441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16012 + ... + 16628.

Almost surely, 2^10069440 is an apocalyptic number.

10069440 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 10069440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16952976).

10069440 is an abundant number, since it is smaller than the sum of its proper divisors (23836512).

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

10069440 is a wasteful number, since it uses less digits than its factorization.

10069440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654 (or 644 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 10069440 is about 3173.2380938089. The cubic root of 10069440 is about 215.9409989743.

The spelling of 10069440 in words is "ten million, sixty-nine thousand, four hundred forty".