42340275 has 18 divisors (see below), whose sum is σ = 75836540. Its totient is φ = 22581360.

The previous prime is 42340273. The next prime is 42340297. The reversal of 42340275 is 57204324.

42340275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42340275 - 2¹ = 42340273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42340273) by changing a digit.

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 in 17 ways as a sum of consecutive naturals, for example, 93865 + ... + 94314.

Almost surely, 2^42340275 is an apocalyptic number.

42340275 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42340275 is a deficient number, since it is larger than the sum of its proper divisors (33496265).

42340275 is a wasteful number, since it uses less digits than its factorization.

42340275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188195 (or 188187 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 42340275 is about 6506.9405253160. The cubic root of 42340275 is about 348.5388747977.

Adding to 42340275 its reverse (57204324), we get a palindrome (99544599).

The spelling of 42340275 in words is "forty-two million, three hundred forty thousand, two hundred seventy-five".