42337445 has 16 divisors (see below), whose sum is σ = 51853872. Its totient is φ = 33177600.

The previous prime is 42337417. The next prime is 42337447. The reversal of 42337445 is 54473324.

It can be written as a sum of positive squares in 8 ways, for example, as 9409 + 42328036 = 97^2 + 6506^2 .

It is not a de Polignac number, because 42337445 - 2⁸ = 42337189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42337447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70145 + ... + 70745.

It is an arithmetic number, because the mean of its divisors is an integer number (3240867).

Almost surely, 2^42337445 is an apocalyptic number.

It is an amenable number.

42337445 is a deficient number, since it is larger than the sum of its proper divisors (9516427).

42337445 is a wasteful number, since it uses less digits than its factorization.

42337445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872.

The product of its digits is 40320, while the sum is 32.

The square root of 42337445 is about 6506.7230615725. The cubic root of 42337445 is about 348.5311092443.

The spelling of 42337445 in words is "forty-two million, three hundred thirty-seven thousand, four hundred forty-five".