42363861 has 8 divisors (see below), whose sum is σ = 58941120. Its totient is φ = 27014592.

The previous prime is 42363859. The next prime is 42363869. The reversal of 42363861 is 16836324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42363861 - 2¹ = 42363859 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42363869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306916 + ... + 307053.

It is an arithmetic number, because the mean of its divisors is an integer number (7367640).

Almost surely, 2^42363861 is an apocalyptic number.

It is an amenable number.

42363861 is a deficient number, since it is larger than the sum of its proper divisors (16577259).

42363861 is a wasteful number, since it uses less digits than its factorization.

42363861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613995.

The product of its digits is 20736, while the sum is 33.

The square root of 42363861 is about 6508.7526454767. The cubic root of 42363861 is about 348.6035816039.

The spelling of 42363861 in words is "forty-two million, three hundred sixty-three thousand, eight hundred sixty-one".