83420175 has 12 divisors (see below), whose sum is σ = 137921480. Its totient is φ = 44490720.

The previous prime is 83420171. The next prime is 83420177. The reversal of 83420175 is 57102438.

It is not a de Polignac number, because 83420175 - 2² = 83420171 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83420171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 556060 + ... + 556209.

Almost surely, 2^83420175 is an apocalyptic number.

83420175 is a deficient number, since it is larger than the sum of its proper divisors (54501305).

83420175 is a wasteful number, since it uses less digits than its factorization.

83420175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112282 (or 1112277 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 83420175 is about 9133.4645671837. The cubic root of 83420175 is about 436.9419060610.

The spelling of 83420175 in words is "eighty-three million, four hundred twenty thousand, one hundred seventy-five".