10424639 has 4 divisors (see below), whose sum is σ = 10706424. Its totient is φ = 10142856.

The previous prime is 10424611. The next prime is 10424663. The reversal of 10424639 is 93642401.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10424639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10424699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140837 + ... + 140910.

It is an arithmetic number, because the mean of its divisors is an integer number (2676606).

Almost surely, 2^10424639 is an apocalyptic number.

10424639 is a deficient number, since it is larger than the sum of its proper divisors (281785).

10424639 is an equidigital number, since it uses as much as digits as its factorization.

10424639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281784.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 10424639 is about 3228.7209541860. The cubic root of 10424639 is about 218.4508177735.

The spelling of 10424639 in words is "ten million, four hundred twenty-four thousand, six hundred thirty-nine".