42140035 has 16 divisors (see below), whose sum is σ = 58885056. Its totient is φ = 28349568.

The previous prime is 42140029. The next prime is 42140047. The reversal of 42140035 is 53004124.

It is a cyclic number.

It is not a de Polignac number, because 42140035 - 2¹⁹ = 41615747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42139994 and 42140021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9504 + ... + 13213.

It is an arithmetic number, because the mean of its divisors is an integer number (3680316).

Almost surely, 2^42140035 is an apocalyptic number.

42140035 is a deficient number, since it is larger than the sum of its proper divisors (16745021).

42140035 is a wasteful number, since it uses less digits than its factorization.

42140035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22782.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 42140035 is about 6491.5356426658. The cubic root of 42140035 is about 347.9885576676.

Adding to 42140035 its reverse (53004124), we get a palindrome (95144159).

The spelling of 42140035 in words is "forty-two million, one hundred forty thousand, thirty-five".