82557094 has 4 divisors (see below), whose sum is σ = 123835644. Its totient is φ = 41278546.

The previous prime is 82557091. The next prime is 82557103. The reversal of 82557094 is 49075528.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82557091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20639272 + ... + 20639275.

It is an arithmetic number, because the mean of its divisors is an integer number (30958911).

Almost surely, 2^82557094 is an apocalyptic number.

82557094 is a deficient number, since it is larger than the sum of its proper divisors (41278550).

82557094 is a wasteful number, since it uses less digits than its factorization.

82557094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41278549.

The product of its (nonzero) digits is 100800, while the sum is 40.

The square root of 82557094 is about 9086.0934399774. The cubic root of 82557094 is about 435.4297844154.

The spelling of 82557094 in words is "eighty-two million, five hundred fifty-seven thousand, ninety-four".