124415442 has 12 divisors (see below), whose sum is σ = 269566830. Its totient is φ = 41471808.

The previous prime is 124415413. The next prime is 124415453. The reversal of 124415442 is 244514421.

It can be written as a sum of positive squares in only one way, i.e., 115541001 + 8874441 = 10749^2 + 2979^2 .

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, 3455967 + ... + 3456002.

Almost surely, 2^124415442 is an apocalyptic number.

124415442 is an abundant number, since it is smaller than the sum of its proper divisors (145151388).

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

124415442 is a wasteful number, since it uses less digits than its factorization.

124415442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6911977 (or 6911974 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 124415442 is about 11154.1670240319. The cubic root of 124415442 is about 499.2193712050.

Adding to 124415442 its reverse (244514421), we get a palindrome (368929863).

The spelling of 124415442 in words is "one hundred twenty-four million, four hundred fifteen thousand, four hundred forty-two".