82790097 has 8 divisors (see below), whose sum is σ = 118878144. Its totient is φ = 50947728.

The previous prime is 82790089. The next prime is 82790117. The reversal of 82790097 is 79009728.

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

It is not a de Polignac number, because 82790097 - 2³ = 82790089 is a prime.

It is a super-2 number, since 2×82790097² = 13708400322538818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82790027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1061373 + ... + 1061450.

It is an arithmetic number, because the mean of its divisors is an integer number (14859768).

Almost surely, 2^82790097 is an apocalyptic number.

It is an amenable number.

82790097 is a deficient number, since it is larger than the sum of its proper divisors (36088047).

82790097 is a wasteful number, since it uses less digits than its factorization.

82790097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122839.

The product of its (nonzero) digits is 63504, while the sum is 42.

The square root of 82790097 is about 9098.9063628548. The cubic root of 82790097 is about 435.8390411807.

The spelling of 82790097 in words is "eighty-two million, seven hundred ninety thousand, ninety-seven".