122403606 has 64 divisors (see below), whose sum is σ = 278147520. Its totient is φ = 35642880.

The previous prime is 122403599. The next prime is 122403607. The reversal of 122403606 is 606304221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122403607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119376 + ... + 120396.

It is an arithmetic number, because the mean of its divisors is an integer number (4346055).

Almost surely, 2^122403606 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122403606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139073760).

122403606 is an abundant number, since it is smaller than the sum of its proper divisors (155743914).

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

122403606 is a wasteful number, since it uses less digits than its factorization.

122403606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 122403606 is about 11063.6163165576. The cubic root of 122403606 is about 496.5138919229.

Adding to 122403606 its reverse (606304221), we get a palindrome (728707827).

The spelling of 122403606 in words is "one hundred twenty-two million, four hundred three thousand, six hundred six".