42400695 has 16 divisors (see below), whose sum is σ = 67921920. Its totient is φ = 22586784.

The previous prime is 42400681. The next prime is 42400717. The reversal of 42400695 is 59600424.

It is not a de Polignac number, because 42400695 - 2⁴ = 42400679 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23226 + ... + 24984.

It is an arithmetic number, because the mean of its divisors is an integer number (4245120).

Almost surely, 2^42400695 is an apocalyptic number.

42400695 is a deficient number, since it is larger than the sum of its proper divisors (25521225).

42400695 is a wasteful number, since it uses less digits than its factorization.

42400695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3374.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 42400695 is about 6511.5816051095. The cubic root of 42400695 is about 348.7045854970.

The spelling of 42400695 in words is "forty-two million, four hundred thousand, six hundred ninety-five".