42952473 has 12 divisors (see below), whose sum is σ = 62683348. Its totient is φ = 28339200.

The previous prime is 42952471. The next prime is 42952487. The reversal of 42952473 is 37425924.

It can be written as a sum of positive squares in 2 ways, for example, as 9809424 + 33143049 = 3132^2 + 5757^2 .

It is not a de Polignac number, because 42952473 - 2¹ = 42952471 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42952471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23728 + ... + 25473.

Almost surely, 2^42952473 is an apocalyptic number.

It is an amenable number.

42952473 is a deficient number, since it is larger than the sum of its proper divisors (19730875).

42952473 is a wasteful number, since it uses less digits than its factorization.

42952473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49304 (or 49301 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 42952473 is about 6553.8136226170. The cubic root of 42952473 is about 350.2106840367.

The spelling of 42952473 in words is "forty-two million, nine hundred fifty-two thousand, four hundred seventy-three".