42065092 has 6 divisors (see below), whose sum is σ = 73613918. Its totient is φ = 21032544.

The previous prime is 42065087. The next prime is 42065099. The reversal of 42065092 is 29056024.

It can be written as a sum of positive squares in only one way, i.e., 35593156 + 6471936 = 5966^2 + 2544^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42065092.

It is not an unprimeable number, because it can be changed into a prime (42065099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5258133 + ... + 5258140.

Almost surely, 2^42065092 is an apocalyptic number.

It is an amenable number.

42065092 is a deficient number, since it is larger than the sum of its proper divisors (31548826).

42065092 is a wasteful number, since it uses less digits than its factorization.

42065092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10516277 (or 10516275 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 42065092 is about 6485.7607109729. The cubic root of 42065092 is about 347.7821444406.

The spelling of 42065092 in words is "forty-two million, sixty-five thousand, ninety-two".