42323773 has 16 divisors (see below), whose sum is σ = 46359040. Its totient is φ = 38491200.

The previous prime is 42323753. The next prime is 42323779. The reversal of 42323773 is 37732324.

It is a cyclic number.

It is not a de Polignac number, because 42323773 - 2⁹ = 42323261 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42323779) 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, 106411 + ... + 106807.

It is an arithmetic number, because the mean of its divisors is an integer number (2897440).

Almost surely, 2^42323773 is an apocalyptic number.

It is an amenable number.

42323773 is a deficient number, since it is larger than the sum of its proper divisors (4035267).

42323773 is a wasteful number, since it uses less digits than its factorization.

42323773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628.

The product of its digits is 21168, while the sum is 31.

The square root of 42323773 is about 6505.6723710928. The cubic root of 42323773 is about 348.4935882401.

The spelling of 42323773 in words is "forty-two million, three hundred twenty-three thousand, seven hundred seventy-three".