82820998 has 8 divisors (see below), whose sum is σ = 133787808. Its totient is φ = 38225064.

The previous prime is 82820989. The next prime is 82821001. The reversal of 82820998 is 89902828.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1592686 + ... + 1592737.

It is an arithmetic number, because the mean of its divisors is an integer number (16723476).

Almost surely, 2^82820998 is an apocalyptic number.

82820998 is a deficient number, since it is larger than the sum of its proper divisors (50966810).

82820998 is a wasteful number, since it uses less digits than its factorization.

82820998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3185438.

The product of its (nonzero) digits is 165888, while the sum is 46.

The square root of 82820998 is about 9100.6042656518. The cubic root of 82820998 is about 435.8932593680.

The spelling of 82820998 in words is "eighty-two million, eight hundred twenty thousand, nine hundred ninety-eight".