83424863 has 2 divisors, whose sum is σ = 83424864. Its totient is φ = 83424862.

The previous prime is 83424857. The next prime is 83424883. The reversal of 83424863 is 36842438.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83424863 - 2¹² = 83420767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83424883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41712431 + 41712432.

It is an arithmetic number, because the mean of its divisors is an integer number (41712432).

Almost surely, 2^83424863 is an apocalyptic number.

83424863 is a deficient number, since it is larger than the sum of its proper divisors (1).

83424863 is an equidigital number, since it uses as much as digits as its factorization.

83424863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 110592, while the sum is 38.

The square root of 83424863 is about 9133.7212022264. The cubic root of 83424863 is about 436.9500909127.

The spelling of 83424863 in words is "eighty-three million, four hundred twenty-four thousand, eight hundred sixty-three".