10439542 has 4 divisors (see below), whose sum is σ = 15659316. Its totient is φ = 5219770.

The previous prime is 10439501. The next prime is 10439549. The reversal of 10439542 is 24593401.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10439542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10439549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2609884 + ... + 2609887.

It is an arithmetic number, because the mean of its divisors is an integer number (3914829).

Almost surely, 2^10439542 is an apocalyptic number.

10439542 is a deficient number, since it is larger than the sum of its proper divisors (5219774).

10439542 is an equidigital number, since it uses as much as digits as its factorization.

10439542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5219773.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 10439542 is about 3231.0280097826. The cubic root of 10439542 is about 218.5548668565.

It can be divided in two parts, 1043 and 9542, that added together give a triangular number (10585 = T₁₄₅).

The spelling of 10439542 in words is "ten million, four hundred thirty-nine thousand, five hundred forty-two".