82570622 has 4 divisors (see below), whose sum is σ = 123855936. Its totient is φ = 41285310.

The previous prime is 82570603. The next prime is 82570633. The reversal of 82570622 is 22607528.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20642654 + ... + 20642657.

It is an arithmetic number, because the mean of its divisors is an integer number (30963984).

Almost surely, 2^82570622 is an apocalyptic number.

82570622 is a deficient number, since it is larger than the sum of its proper divisors (41285314).

82570622 is a wasteful number, since it uses less digits than its factorization.

82570622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41285313.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 82570622 is about 9086.8378438266. The cubic root of 82570622 is about 435.4535666333.

The spelling of 82570622 in words is "eighty-two million, five hundred seventy thousand, six hundred twenty-two".