42362743 has 4 divisors (see below), whose sum is σ = 43507720. Its totient is φ = 41217768.

The previous prime is 42362689. The next prime is 42362753. The reversal of 42362743 is 34726324.

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 42362743 - 2¹⁷ = 42231671 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 (42362753) 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, 572433 + ... + 572506.

It is an arithmetic number, because the mean of its divisors is an integer number (10876930).

Almost surely, 2^42362743 is an apocalyptic number.

42362743 is a deficient number, since it is larger than the sum of its proper divisors (1144977).

42362743 is a wasteful number, since it uses less digits than its factorization.

42362743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144976.

The product of its digits is 24192, while the sum is 31.

The square root of 42362743 is about 6508.6667605586. Note that the first 3 decimals coincide. The cubic root of 42362743 is about 348.6005149789.

The spelling of 42362743 in words is "forty-two million, three hundred sixty-two thousand, seven hundred forty-three".