121706346 has 32 divisors (see below), whose sum is σ = 248841216. Its totient is φ = 39672000.

The previous prime is 121706323. The next prime is 121706399. The reversal of 121706346 is 643607121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69036 + ... + 70776.

It is an arithmetic number, because the mean of its divisors is an integer number (7776288).

Almost surely, 2^121706346 is an apocalyptic number.

121706346 is an abundant number, since it is smaller than the sum of its proper divisors (127134870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121706346 is a wasteful number, since it uses less digits than its factorization.

121706346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1998.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 121706346 is about 11032.0599164435. The cubic root of 121706346 is about 495.5693153723.

The spelling of 121706346 in words is "one hundred twenty-one million, seven hundred six thousand, three hundred forty-six".