424540019 has 8 divisors (see below), whose sum is σ = 439734000. Its totient is φ = 409383072.

The previous prime is 424540013. The next prime is 424540063. The reversal of 424540019 is 910045424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 424540019 - 2¹⁶ = 424474483 is a prime.

It is a super-2 number, since 2×424540019² = 360468455465040722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424539973 and 424540000.

It is not an unprimeable number, because it can be changed into a prime (424540013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15212 + ... + 32870.

It is an arithmetic number, because the mean of its divisors is an integer number (54966750).

Almost surely, 2^424540019 is an apocalyptic number.

424540019 is a deficient number, since it is larger than the sum of its proper divisors (15193981).

424540019 is a wasteful number, since it uses less digits than its factorization.

424540019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18517.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 424540019 is about 20604.3689299139. The cubic root of 424540019 is about 751.5759566798.

The spelling of 424540019 in words is "four hundred twenty-four million, five hundred forty thousand, nineteen".