82098678 has 16 divisors (see below), whose sum is σ = 173856240. Its totient is φ = 25756416.

The previous prime is 82098641. The next prime is 82098689. The reversal of 82098678 is 87689028.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402343 + ... + 402546.

It is an arithmetic number, because the mean of its divisors is an integer number (10866015).

Almost surely, 2^82098678 is an apocalyptic number.

82098678 is an abundant number, since it is smaller than the sum of its proper divisors (91757562).

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

82098678 is a wasteful number, since it uses less digits than its factorization.

82098678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804911.

The product of its (nonzero) digits is 387072, while the sum is 48.

The square root of 82098678 is about 9060.8320809957. The cubic root of 82098678 is about 434.6223489397.

The spelling of 82098678 in words is "eighty-two million, ninety-eight thousand, six hundred seventy-eight".