424024040 has 32 divisors (see below), whose sum is σ = 1040787360. Its totient is φ = 154190400.

The previous prime is 424024031. The next prime is 424024049. The reversal of 424024040 is 40420424.

It is an interprime number because it is at equal distance from previous prime (424024031) and next prime (424024049).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (424024049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481406 + ... + 482285.

It is an arithmetic number, because the mean of its divisors is an integer number (32524605).

Almost surely, 2^424024040 is an apocalyptic number.

424024040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

424024040 is an abundant number, since it is smaller than the sum of its proper divisors (616763320).

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

424024040 is a wasteful number, since it uses less digits than its factorization.

424024040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963713 (or 963709 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 424024040 is about 20591.8440165032. The cubic root of 424024040 is about 751.2713488635.

Adding to 424024040 its reverse (40420424), we get a palindrome (464444464).

The spelling of 424024040 in words is "four hundred twenty-four million, twenty-four thousand, forty".