10442523 has 32 divisors (see below), whose sum is σ = 17740800. Its totient is φ = 5314176.

The previous prime is 10442519. The next prime is 10442557. The reversal of 10442523 is 32524401.

It is not a de Polignac number, because 10442523 - 2² = 10442519 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 10442523.

It is not an unprimeable number, because it can be changed into a prime (10442503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7258 + ... + 8576.

It is an arithmetic number, because the mean of its divisors is an integer number (554400).

Almost surely, 2^10442523 is an apocalyptic number.

10442523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10442523 is a deficient number, since it is larger than the sum of its proper divisors (7298277).

10442523 is a wasteful number, since it uses less digits than its factorization.

10442523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 10442523 is about 3231.4892851439. The cubic root of 10442523 is about 218.5756675792.

Adding to 10442523 its reverse (32524401), we get a palindrome (42966924).

The spelling of 10442523 in words is "ten million, four hundred forty-two thousand, five hundred twenty-three".