122648270 has 16 divisors (see below), whose sum is σ = 223428240. Its totient is φ = 48467904.

The previous prime is 122648269. The next prime is 122648297. The reversal of 122648270 is 72846221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73055 + ... + 74714.

It is an arithmetic number, because the mean of its divisors is an integer number (13964265).

Almost surely, 2^122648270 is an apocalyptic number.

122648270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122648270 is a deficient number, since it is larger than the sum of its proper divisors (100779970).

122648270 is a wasteful number, since it uses less digits than its factorization.

122648270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147859.

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

The square root of 122648270 is about 11074.6679408459. The cubic root of 122648270 is about 496.8444873738.

The spelling of 122648270 in words is "one hundred twenty-two million, six hundred forty-eight thousand, two hundred seventy".