122689466 has 12 divisors (see below), whose sum is σ = 188637486. Its totient is φ = 59846880.

The previous prime is 122689451. The next prime is 122689481. The reversal of 122689466 is 664986221.

It is an interprime number because it is at equal distance from previous prime (122689451) and next prime (122689481).

It can be written as a sum of positive squares in 3 ways, for example, as 11703241 + 110986225 = 3421^2 + 10535^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14885 + ... + 21608.

Almost surely, 2^122689466 is an apocalyptic number.

122689466 is a deficient number, since it is larger than the sum of its proper divisors (65948020).

122689466 is an equidigital number, since it uses as much as digits as its factorization.

122689466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36577 (or 36536 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The square root of 122689466 is about 11076.5277050166. The cubic root of 122689466 is about 496.9001090696.

The spelling of 122689466 in words is "one hundred twenty-two million, six hundred eighty-nine thousand, four hundred sixty-six".