122081582 has 8 divisors (see below), whose sum is σ = 209282736. Its totient is φ = 52320672.

The previous prime is 122081579. The next prime is 122081599. The reversal of 122081582 is 285180221.

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, 4360043 + ... + 4360070.

It is an arithmetic number, because the mean of its divisors is an integer number (26160342).

Almost surely, 2^122081582 is an apocalyptic number.

122081582 is a deficient number, since it is larger than the sum of its proper divisors (87201154).

122081582 is an equidigital number, since it uses as much as digits as its factorization.

122081582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8720122.

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 122081582 is about 11049.0534436213. The cubic root of 122081582 is about 496.0780937348.

The spelling of 122081582 in words is "one hundred twenty-two million, eighty-one thousand, five hundred eighty-two".