562401839 has 4 divisors (see below), whose sum is σ = 562474656. Its totient is φ = 562329024.

The previous prime is 562401823. The next prime is 562401857. The reversal of 562401839 is 938104265.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 562401839 - 2⁴ = 562401823 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 (562401899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23234 + ... + 40799.

It is an arithmetic number, because the mean of its divisors is an integer number (140618664).

Almost surely, 2^562401839 is an apocalyptic number.

562401839 is a deficient number, since it is larger than the sum of its proper divisors (72817).

562401839 is an equidigital number, since it uses as much as digits as its factorization.

562401839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72816.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 562401839 is about 23715.0129453897. The cubic root of 562401839 is about 825.4337915812.

The spelling of 562401839 in words is "five hundred sixty-two million, four hundred one thousand, eight hundred thirty-nine".