42362240 has 32 divisors (see below), whose sum is σ = 101273760. Its totient is φ = 16944640.

The previous prime is 42362239. The next prime is 42362261. The reversal of 42362240 is 4226324.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32456 + ... + 33735.

It is an arithmetic number, because the mean of its divisors is an integer number (3164805).

Almost surely, 2^42362240 is an apocalyptic number.

42362240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42362240 is an abundant number, since it is smaller than the sum of its proper divisors (58911520).

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

42362240 is an equidigital number, since it uses as much as digits as its factorization.

42362240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66210 (or 66198 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 42362240 is about 6508.6281196578. The cubic root of 42362240 is about 348.5991352543.

Adding to 42362240 its reverse (4226324), we get a palindrome (46588564).

The spelling of 42362240 in words is "forty-two million, three hundred sixty-two thousand, two hundred forty".