42877146 has 16 divisors (see below), whose sum is σ = 92350944. Its totient is φ = 13192944.

The previous prime is 42877141. The next prime is 42877151. The reversal of 42877146 is 64177824.

It is an interprime number because it is at equal distance from previous prime (42877141) and next prime (42877151).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42877141) 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 7 ways as a sum of consecutive naturals, for example, 274776 + ... + 274931.

It is an arithmetic number, because the mean of its divisors is an integer number (5771934).

Almost surely, 2^42877146 is an apocalyptic number.

42877146 is an abundant number, since it is smaller than the sum of its proper divisors (49473798).

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

42877146 is a wasteful number, since it uses less digits than its factorization.

42877146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549725.

The product of its digits is 75264, while the sum is 39.

The square root of 42877146 is about 6548.0642941254. The cubic root of 42877146 is about 350.0058393584.

The spelling of 42877146 in words is "forty-two million, eight hundred seventy-seven thousand, one hundred forty-six".