85982507 has 8 divisors (see below), whose sum is σ = 93979536. Its totient is φ = 78183072.

The previous prime is 85982503. The next prime is 85982531. The reversal of 85982507 is 70528958.

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 85982507 - 2² = 85982503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85982503) 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, 48488 + ... + 50229.

It is an arithmetic number, because the mean of its divisors is an integer number (11747442).

Almost surely, 2^85982507 is an apocalyptic number.

85982507 is a deficient number, since it is larger than the sum of its proper divisors (7997029).

85982507 is a wasteful number, since it uses less digits than its factorization.

85982507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98797.

The product of its (nonzero) digits is 201600, while the sum is 44.

The square root of 85982507 is about 9272.6752881787. The cubic root of 85982507 is about 441.3705662346.

The spelling of 85982507 in words is "eighty-five million, nine hundred eighty-two thousand, five hundred seven".