42177701 has 16 divisors (see below), whose sum is σ = 46348800. Its totient is φ = 38232000.

The previous prime is 42177673. The next prime is 42177703. The reversal of 42177701 is 10777124.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42177701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42177703) 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 in 15 ways as a sum of consecutive naturals, for example, 59135 + ... + 59843.

It is an arithmetic number, because the mean of its divisors is an integer number (2896800).

Almost surely, 2^42177701 is an apocalyptic number.

It is an amenable number.

42177701 is a deficient number, since it is larger than the sum of its proper divisors (4171099).

42177701 is a wasteful number, since it uses less digits than its factorization.

42177701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860.

The product of its (nonzero) digits is 2744, while the sum is 29.

The square root of 42177701 is about 6494.4361572041. The cubic root of 42177701 is about 348.0922075871.

The spelling of 42177701 in words is "forty-two million, one hundred seventy-seven thousand, seven hundred one".