85414872 has 16 divisors (see below), whose sum is σ = 213537240. Its totient is φ = 28471616.

The previous prime is 85414871. The next prime is 85414873. The reversal of 85414872 is 27841458.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (85414871) and next prime (85414873).

It is a self number, because there is not a number n which added to its sum of digits gives 85414872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85414871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1779453 + ... + 1779500.

Almost surely, 2^85414872 is an apocalyptic number.

It is an amenable number.

85414872 is an abundant number, since it is smaller than the sum of its proper divisors (128122368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85414872 is a wasteful number, since it uses less digits than its factorization.

85414872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3558962 (or 3558958 counting only the distinct ones).

The product of its digits is 71680, while the sum is 39.

The square root of 85414872 is about 9242.0166630449. The cubic root of 85414872 is about 440.3971483092.

The spelling of 85414872 in words is "eighty-five million, four hundred fourteen thousand, eight hundred seventy-two".