424272424 has 8 divisors (see below), whose sum is σ = 795510810. Its totient is φ = 212136208.

The previous prime is 424272403. The next prime is 424272427.

It is a happy number.

424272424 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 313644100 + 110628324 = 17710^2 + 10518^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (424272427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26517019 + ... + 26517034.

Almost surely, 2^424272424 is an apocalyptic number.

It is an amenable number.

424272424 is a deficient number, since it is larger than the sum of its proper divisors (371238386).

424272424 is a wasteful number, since it uses less digits than its factorization.

424272424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53034059 (or 53034055 counting only the distinct ones).

The product of its digits is 28672, while the sum is 31.

The square root of 424272424 is about 20597.8742592531. The cubic root of 424272424 is about 751.4180129996.

The spelling of 424272424 in words is "four hundred twenty-four million, two hundred seventy-two thousand, four hundred twenty-four".