83425859 has 8 divisors (see below), whose sum is σ = 91254720. Its totient is φ = 75637800.

The previous prime is 83425847. The next prime is 83425871. The reversal of 83425859 is 95852438.

It is an interprime number because it is at equal distance from previous prime (83425847) and next prime (83425871).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 83425859 - 2⁴ = 83425843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83425819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5837 + ... + 14174.

It is an arithmetic number, because the mean of its divisors is an integer number (11406840).

Almost surely, 2^83425859 is an apocalyptic number.

83425859 is a deficient number, since it is larger than the sum of its proper divisors (7828861).

83425859 is a wasteful number, since it uses less digits than its factorization.

83425859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20401.

The product of its digits is 345600, while the sum is 44.

The square root of 83425859 is about 9133.7757252956. The cubic root of 83425859 is about 436.9518298050.

The spelling of 83425859 in words is "eighty-three million, four hundred twenty-five thousand, eight hundred fifty-nine".