42204320 has 48 divisors (see below), whose sum is σ = 104963040. Its totient is φ = 15992064.

The previous prime is 42204277. The next prime is 42204373. The reversal of 42204320 is 2340224.

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, 3902 + ... + 9981.

It is an arithmetic number, because the mean of its divisors is an integer number (2186730).

Almost surely, 2^42204320 is an apocalyptic number.

42204320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42204320 is an abundant number, since it is smaller than the sum of its proper divisors (62758720).

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

42204320 is a wasteful number, since it uses less digits than its factorization.

42204320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13917 (or 13909 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 42204320 is about 6496.4852035543. The cubic root of 42204320 is about 348.1654209807.

Adding to 42204320 its reverse (2340224), we get a palindrome (44544544).

It can be divided in two parts, 42204 and 320, that added together give a palindrome (42524).

The spelling of 42204320 in words is "forty-two million, two hundred four thousand, three hundred twenty".