42776223 has 8 divisors (see below), whose sum is σ = 65182848. Its totient is φ = 24443544.

The previous prime is 42776221. The next prime is 42776231. The reversal of 42776223 is 32267724.

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

It is not a de Polignac number, because 42776223 - 2¹ = 42776221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42776221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018461 + ... + 1018502.

It is an arithmetic number, because the mean of its divisors is an integer number (8147856).

Almost surely, 2^42776223 is an apocalyptic number.

42776223 is a deficient number, since it is larger than the sum of its proper divisors (22406625).

42776223 is a wasteful number, since it uses less digits than its factorization.

42776223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036973.

The product of its digits is 28224, while the sum is 33.

The square root of 42776223 is about 6540.3534308170. The cubic root of 42776223 is about 349.7310123739.

The spelling of 42776223 in words is "forty-two million, seven hundred seventy-six thousand, two hundred twenty-three".