42774383 has 4 divisors (see below), whose sum is σ = 42791760. Its totient is φ = 42757008.

The previous prime is 42774349. The next prime is 42774419. The reversal of 42774383 is 38347724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42774383 - 2¹⁰ = 42773359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42774323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4235 + ... + 10172.

It is an arithmetic number, because the mean of its divisors is an integer number (10697940).

Almost surely, 2^42774383 is an apocalyptic number.

42774383 is a deficient number, since it is larger than the sum of its proper divisors (17377).

42774383 is a wasteful number, since it uses less digits than its factorization.

42774383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17376.

The product of its digits is 112896, while the sum is 38.

The square root of 42774383 is about 6540.2127641232. The cubic root of 42774383 is about 349.7259977946.

The spelling of 42774383 in words is "forty-two million, seven hundred seventy-four thousand, three hundred eighty-three".