42646323 has 8 divisors (see below), whose sum is σ = 57084048. Its totient is φ = 28319744.

The previous prime is 42646267. The next prime is 42646349. The reversal of 42646323 is 32364624.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42646323 - 2²⁵ = 9091891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42646823) 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, 26886 + ... + 28427.

It is an arithmetic number, because the mean of its divisors is an integer number (7135506).

Almost surely, 2^42646323 is an apocalyptic number.

42646323 is a deficient number, since it is larger than the sum of its proper divisors (14437725).

42646323 is a wasteful number, since it uses less digits than its factorization.

42646323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55573.

The product of its digits is 20736, while the sum is 30.

The square root of 42646323 is about 6530.4152241645. The cubic root of 42646323 is about 349.3766400974.

The spelling of 42646323 in words is "forty-two million, six hundred forty-six thousand, three hundred twenty-three".