82098550 has 12 divisors (see below), whose sum is σ = 152703396. Its totient is φ = 32839400.

The previous prime is 82098539. The next prime is 82098581. The reversal of 82098550 is 5589028.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 820936 + ... + 821035.

It is an arithmetic number, because the mean of its divisors is an integer number (12725283).

Almost surely, 2^82098550 is an apocalyptic number.

82098550 is a deficient number, since it is larger than the sum of its proper divisors (70604846).

82098550 is a wasteful number, since it uses less digits than its factorization.

82098550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641983 (or 1641978 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 82098550 is about 9060.8250176239. The cubic root of 82098550 is about 434.6221230664.

The spelling of 82098550 in words is "eighty-two million, ninety-eight thousand, five hundred fifty".