42473563 has 4 divisors (see below), whose sum is σ = 46334808. Its totient is φ = 38612320.

The previous prime is 42473539. The next prime is 42473593. The reversal of 42473563 is 36537424.

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 42473563 - 2¹⁷ = 42342491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42473513) 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, 1930606 + ... + 1930627.

It is an arithmetic number, because the mean of its divisors is an integer number (11583702).

Almost surely, 2^42473563 is an apocalyptic number.

42473563 is a deficient number, since it is larger than the sum of its proper divisors (3861245).

42473563 is a wasteful number, since it uses less digits than its factorization.

42473563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3861244.

The product of its digits is 60480, while the sum is 34.

The square root of 42473563 is about 6517.1744644439. The cubic root of 42473563 is about 348.9042273801.

The spelling of 42473563 in words is "forty-two million, four hundred seventy-three thousand, five hundred sixty-three".