424740 has 24 divisors (see below), whose sum is σ = 1189440. Its totient is φ = 113248.

The previous prime is 424729. The next prime is 424757. The reversal of 424740 is 47424.

424740 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 424740.

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, 3480 + ... + 3599.

It is an arithmetic number, because the mean of its divisors is an integer number (49560).

2⁴²⁴⁷⁴⁰ is an apocalyptic number.

It is an amenable number.

424740 is an abundant number, since it is smaller than the sum of its proper divisors (764700).

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

424740 is a wasteful number, since it uses less digits than its factorization.

424740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7091 (or 7089 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 424740 is about 651.7207991157. The cubic root of 424740 is about 75.1693948947.

The spelling of 424740 in words is "four hundred twenty-four thousand, seven hundred forty", and thus it is an iban number.