42335528 has 8 divisors (see below), whose sum is σ = 79379130. Its totient is φ = 21167760.

The previous prime is 42335507. The next prime is 42335533. The reversal of 42335528 is 82553324.

42335528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 29789764 + 12545764 = 5458^2 + 3542^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 42335494 and 42335503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2645963 + ... + 2645978.

Almost surely, 2^42335528 is an apocalyptic number.

It is an amenable number.

42335528 is a deficient number, since it is larger than the sum of its proper divisors (37043602).

42335528 is a wasteful number, since it uses less digits than its factorization.

42335528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5291947 (or 5291943 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 42335528 is about 6506.5757507309. The cubic root of 42335528 is about 348.5258487771.

The spelling of 42335528 in words is "forty-two million, three hundred thirty-five thousand, five hundred twenty-eight".