424740140 has 48 divisors (see below), whose sum is σ = 975209760. Its totient is φ = 154106880.

The previous prime is 424740139. The next prime is 424740143. The reversal of 424740140 is 41047424.

It is not an unprimeable number, because it can be changed into a prime (424740143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110084 + ... + 113876.

It is an arithmetic number, because the mean of its divisors is an integer number (20316870).

Almost surely, 2^424740140 is an apocalyptic number.

It is an amenable number.

424740140 is an abundant number, since it is smaller than the sum of its proper divisors (550469620).

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

424740140 is a wasteful number, since it uses less digits than its factorization.

424740140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322 (or 4320 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 26.

The square root of 424740140 is about 20609.2246336440. The cubic root of 424740140 is about 751.6940315361.

Adding to 424740140 its reverse (41047424), we get a palindrome (465787564).

The spelling of 424740140 in words is "four hundred twenty-four million, seven hundred forty thousand, one hundred forty".