122650461 has 24 divisors (see below), whose sum is σ = 189464184. Its totient is φ = 76185600.

The previous prime is 122650457. The next prime is 122650471. The reversal of 122650461 is 164056221.

122650461 is a `hidden beast` number, since 1 + 2 + 2 + 650 + 4 + 6 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 104960025 + 17690436 = 10245^2 + 4206^2 .

It is not a de Polignac number, because 122650461 - 2² = 122650457 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122650471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11485 + ... + 19421.

It is an arithmetic number, because the mean of its divisors is an integer number (7894341).

Almost surely, 2^122650461 is an apocalyptic number.

It is an amenable number.

122650461 is a deficient number, since it is larger than the sum of its proper divisors (66813723).

122650461 is a wasteful number, since it uses less digits than its factorization.

122650461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8061 (or 8058 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 122650461 is about 11074.7668598486. The cubic root of 122650461 is about 496.8474459148.

The spelling of 122650461 in words is "one hundred twenty-two million, six hundred fifty thousand, four hundred sixty-one".