424252040 has 32 divisors (see below), whose sum is σ = 968820480. Its totient is φ = 167166912.

The previous prime is 424252039. The next prime is 424252063. The reversal of 424252040 is 40252424.

It is a junction number, because it is equal to n+sod(n) for n = 424251997 and 424252015.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 76472 + ... + 81831.

It is an arithmetic number, because the mean of its divisors is an integer number (30275640).

Almost surely, 2^424252040 is an apocalyptic number.

424252040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

424252040 is an abundant number, since it is smaller than the sum of its proper divisors (544568440).

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

424252040 is a wasteful number, since it uses less digits than its factorization.

424252040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158381 (or 158377 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 424252040 is about 20597.3794449682. The cubic root of 424252040 is about 751.4059789469.

The spelling of 424252040 in words is "four hundred twenty-four million, two hundred fifty-two thousand, forty".