42433339 has 16 divisors (see below), whose sum is σ = 47956608. Its totient is φ = 37279872.

The previous prime is 42433333. The next prime is 42433357. The reversal of 42433339 is 93333424.

It is a cyclic number.

It is not a de Polignac number, because 42433339 - 2¹³ = 42425147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42433339.

It is not an unprimeable number, because it can be changed into a prime (42433333) 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, 21669 + ... + 23545.

It is an arithmetic number, because the mean of its divisors is an integer number (2997288).

Almost surely, 2^42433339 is an apocalyptic number.

42433339 is a deficient number, since it is larger than the sum of its proper divisors (5523269).

42433339 is a wasteful number, since it uses less digits than its factorization.

42433339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974.

The product of its digits is 23328, while the sum is 31.

The square root of 42433339 is about 6514.0877335203. The cubic root of 42433339 is about 348.7940509526.

The spelling of 42433339 in words is "forty-two million, four hundred thirty-three thousand, three hundred thirty-nine".