424920 has 32 divisors (see below), whose sum is σ = 1275120. Its totient is φ = 113280.

The previous prime is 424913. The next prime is 424939. The reversal of 424920 is 29424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1651 + ... + 1890.

2⁴²⁴⁹²⁰ is an apocalyptic number.

424920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

424920 is an abundant number, since it is smaller than the sum of its proper divisors (850200).

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

424920 is a wasteful number, since it uses less digits than its factorization.

424920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555 (or 3551 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 424920 is about 651.8588804335. The cubic root of 424920 is about 75.1800120410.

The spelling of 424920 in words is "four hundred twenty-four thousand, nine hundred twenty".