85416678 has 24 divisors (see below), whose sum is σ = 185243448. Its totient is φ = 28445472.

The previous prime is 85416677. The next prime is 85416679. The reversal of 85416678 is 87661458.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (85416677) and next prime (85416679).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85416673) 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, 30201 + ... + 32907.

It is an arithmetic number, because the mean of its divisors is an integer number (7718477).

Almost surely, 2^85416678 is an apocalyptic number.

85416678 is an abundant number, since it is smaller than the sum of its proper divisors (99826770).

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

85416678 is a wasteful number, since it uses less digits than its factorization.

85416678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4468 (or 4465 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 85416678 is about 9242.1143684765. The cubic root of 85416678 is about 440.4002521858.

The spelling of 85416678 in words is "eighty-five million, four hundred sixteen thousand, six hundred seventy-eight".