122366457 has 40 divisors (see below), whose sum is σ = 191184840. Its totient is φ = 77898240.

The previous prime is 122366429. The next prime is 122366467. The reversal of 122366457 is 754663221.

122366457 is a `hidden beast` number, since 1 + 2 + 2 + 3 + 6 + 645 + 7 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 20736 + 122345721 = 144^2 + 11061^2 .

It is not a de Polignac number, because 122366457 - 2⁸ = 122366201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122366467) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 265207 + ... + 265667.

It is an arithmetic number, because the mean of its divisors is an integer number (4779621).

Almost surely, 2^122366457 is an apocalyptic number.

It is an amenable number.

122366457 is a deficient number, since it is larger than the sum of its proper divisors (68818383).

122366457 is a wasteful number, since it uses less digits than its factorization.

122366457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615 (or 606 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 122366457 is about 11061.9373077233. The cubic root of 122366457 is about 496.4636568537.

The spelling of 122366457 in words is "one hundred twenty-two million, three hundred sixty-six thousand, four hundred fifty-seven".