10323540 has 72 divisors (see below), whose sum is σ = 31737888. Its totient is φ = 2715840.

The previous prime is 10323493. The next prime is 10323553. The reversal of 10323540 is 4532301.

10323540 is a `hidden beast` number, since 103 + 23 + 540 = 666.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14595 + ... + 15285.

It is an arithmetic number, because the mean of its divisors is an integer number (440804).

Almost surely, 2^10323540 is an apocalyptic number.

10323540 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 10323540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15868944).

10323540 is an abundant number, since it is smaller than the sum of its proper divisors (21414348).

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

10323540 is a wasteful number, since it uses less digits than its factorization.

10323540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789 (or 784 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 10323540 is about 3213.0266105341. The cubic root of 10323540 is about 217.7423378939.

Adding to 10323540 its reverse (4532301), we get a palindrome (14855841).

The spelling of 10323540 in words is "ten million, three hundred twenty-three thousand, five hundred forty".