124420422 has 32 divisors (see below), whose sum is σ = 293566464. Its totient is φ = 34401600.

The previous prime is 124420393. The next prime is 124420427. The reversal of 124420422 is 224024421.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124420427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46479 + ... + 49082.

It is an arithmetic number, because the mean of its divisors is an integer number (9173952).

Almost surely, 2^124420422 is an apocalyptic number.

124420422 is an abundant number, since it is smaller than the sum of its proper divisors (169146042).

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

124420422 is a wasteful number, since it uses less digits than its factorization.

124420422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95604.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 124420422 is about 11154.3902567554. The cubic root of 124420422 is about 499.2260318983.

Adding to 124420422 its reverse (224024421), we get a palindrome (348444843).

The spelling of 124420422 in words is "one hundred twenty-four million, four hundred twenty thousand, four hundred twenty-two".