42337520 has 40 divisors (see below), whose sum is σ = 98907360. Its totient is φ = 16853760.

The previous prime is 42337507. The next prime is 42337541. The reversal of 42337520 is 2573324.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 42337520.

It is a congruent number.

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, 17165 + ... + 19475.

It is an arithmetic number, because the mean of its divisors is an integer number (2472684).

Almost surely, 2^42337520 is an apocalyptic number.

42337520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42337520 is an abundant number, since it is smaller than the sum of its proper divisors (56569840).

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

42337520 is a wasteful number, since it uses less digits than its factorization.

42337520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553 (or 2547 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 42337520 is about 6506.7288248397. The cubic root of 42337520 is about 348.5313150497.

The spelling of 42337520 in words is "forty-two million, three hundred thirty-seven thousand, five hundred twenty".