42641246 has 8 divisors (see below), whose sum is σ = 64018080. Its totient is φ = 21301888.

The previous prime is 42641239. The next prime is 42641327. The reversal of 42641246 is 64214624.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6326 + ... + 11193.

It is an arithmetic number, because the mean of its divisors is an integer number (8002260).

Almost surely, 2^42641246 is an apocalyptic number.

42641246 is a deficient number, since it is larger than the sum of its proper divisors (21376834).

42641246 is a wasteful number, since it uses less digits than its factorization.

42641246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18738.

The product of its digits is 9216, while the sum is 29.

The square root of 42641246 is about 6530.0264930550. The cubic root of 42641246 is about 349.3627752397.

The spelling of 42641246 in words is "forty-two million, six hundred forty-one thousand, two hundred forty-six".