42877136 has 30 divisors (see below), whose sum is σ = 84303570. Its totient is φ = 21125824.

The previous prime is 42877097. The next prime is 42877139. The reversal of 42877136 is 63177824.

It can be written as a sum of positive squares in only one way, i.e., 31854736 + 11022400 = 5644^2 + 3320^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42877136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42877139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110030 + ... + 110418.

It is an arithmetic number, because the mean of its divisors is an integer number (2810119).

Almost surely, 2^42877136 is an apocalyptic number.

It is an amenable number.

42877136 is a deficient number, since it is larger than the sum of its proper divisors (41426434).

42877136 is an equidigital number, since it uses as much as digits as its factorization.

42877136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 474 counting only the distinct ones).

The product of its digits is 56448, while the sum is 38.

The square root of 42877136 is about 6548.0635305409. The cubic root of 42877136 is about 350.0058121484.

The spelling of 42877136 in words is "forty-two million, eight hundred seventy-seven thousand, one hundred thirty-six".