424003020 has 48 divisors (see below), whose sum is σ = 1356811008. Its totient is φ = 96914880.

The previous prime is 424002991. The next prime is 424003049. The reversal of 424003020 is 20300424.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (424002991) and next prime (424003049).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 504346 + ... + 505185.

It is an arithmetic number, because the mean of its divisors is an integer number (28266896).

Almost surely, 2^424003020 is an apocalyptic number.

It is an amenable number.

424003020 is an abundant number, since it is smaller than the sum of its proper divisors (932807988).

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

424003020 is a wasteful number, since it uses less digits than its factorization.

424003020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009550 (or 1009548 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 424003020 is about 20591.3336139260. Note that the first 3 decimals coincide. The cubic root of 424003020 is about 751.2589344851.

Adding to 424003020 its reverse (20300424), we get a palindrome (444303444).

The spelling of 424003020 in words is "four hundred twenty-four million, three thousand, twenty".