42823677 has 16 divisors (see below), whose sum is σ = 64165248. Its totient is φ = 25206720.

The previous prime is 42823661. The next prime is 42823709. The reversal of 42823677 is 77632824.

It is not a de Polignac number, because 42823677 - 2⁴ = 42823661 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42823577) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22974 + ... + 24767.

It is an arithmetic number, because the mean of its divisors is an integer number (4010328).

Almost surely, 2^42823677 is an apocalyptic number.

It is an amenable number.

42823677 is a deficient number, since it is larger than the sum of its proper divisors (21341571).

42823677 is a wasteful number, since it uses less digits than its factorization.

42823677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47780.

The product of its digits is 112896, while the sum is 39.

The square root of 42823677 is about 6543.9802108503. The cubic root of 42823677 is about 349.8602898173.

The spelling of 42823677 in words is "forty-two million, eight hundred twenty-three thousand, six hundred seventy-seven".