42677634 has 8 divisors (see below), whose sum is σ = 85355280. Its totient is φ = 14225876.

The previous prime is 42677567. The next prime is 42677639. The reversal of 42677634 is 43677624.

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

42677634 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42677592 and 42677601.

It is not an unprimeable number, because it can be changed into a prime (42677639) 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 3 ways as a sum of consecutive naturals, for example, 3556464 + ... + 3556475.

It is an arithmetic number, because the mean of its divisors is an integer number (10669410).

Almost surely, 2^42677634 is an apocalyptic number.

42677634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42677634 is a wasteful number, since it uses less digits than its factorization.

42677634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7112944.

The product of its digits is 169344, while the sum is 39.

The square root of 42677634 is about 6532.8121050586. The cubic root of 42677634 is about 349.4621234800.

The spelling of 42677634 in words is "forty-two million, six hundred seventy-seven thousand, six hundred thirty-four".