10140534 has 48 divisors (see below), whose sum is σ = 24036480. Its totient is φ = 3075840.

The previous prime is 10140527. The next prime is 10140583. The reversal of 10140534 is 43504101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8952 + ... + 10020.

It is an arithmetic number, because the mean of its divisors is an integer number (500760).

Almost surely, 2^10140534 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10140534, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12018240).

10140534 is an abundant number, since it is smaller than the sum of its proper divisors (13895946).

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

10140534 is a wasteful number, since it uses less digits than its factorization.

10140534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125 (or 1122 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 10140534 is about 3184.4205124324. The cubic root of 10140534 is about 216.4480155810.

Adding to 10140534 its reverse (43504101), we get a palindrome (53644635).

The spelling of 10140534 in words is "ten million, one hundred forty thousand, five hundred thirty-four".