122670842 has 8 divisors (see below), whose sum is σ = 210292896. Its totient is φ = 52573212.

The previous prime is 122670839. The next prime is 122670857. The reversal of 122670842 is 248076221.

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

It is a junction number, because it is equal to n+sod(n) for n = 122670799 and 122670808.

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 in 3 ways as a sum of consecutive naturals, for example, 4381088 + ... + 4381115.

It is an arithmetic number, because the mean of its divisors is an integer number (26286612).

Almost surely, 2^122670842 is an apocalyptic number.

122670842 is a deficient number, since it is larger than the sum of its proper divisors (87622054).

122670842 is an equidigital number, since it uses as much as digits as its factorization.

122670842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8762212.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 122670842 is about 11075.6869764363. The cubic root of 122670842 is about 496.8749650040.

The spelling of 122670842 in words is "one hundred twenty-two million, six hundred seventy thousand, eight hundred forty-two".