124220446 has 16 divisors (see below), whose sum is σ = 216968544. Its totient is φ = 52232544.

The previous prime is 124220443. The next prime is 124220477. The reversal of 124220446 is 644022421.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 124220446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124220443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82965 + ... + 84448.

It is an arithmetic number, because the mean of its divisors is an integer number (13560534).

Almost surely, 2^124220446 is an apocalyptic number.

124220446 is a deficient number, since it is larger than the sum of its proper divisors (92748098).

124220446 is a wasteful number, since it uses less digits than its factorization.

124220446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167475.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 124220446 is about 11145.4226478855. The cubic root of 124220446 is about 498.9584264223.

Adding to 124220446 its reverse (644022421), we get a palindrome (768242867).

The spelling of 124220446 in words is "one hundred twenty-four million, two hundred twenty thousand, four hundred forty-six".