42475329 has 12 divisors (see below), whose sum is σ = 66072916. Its totient is φ = 26138592.

The previous prime is 42475259. The next prime is 42475351. The reversal of 42475329 is 92357424.

It can be written as a sum of positive squares in 2 ways, for example, as 22467600 + 20007729 = 4740^2 + 4473^2 .

It is not a de Polignac number, because 42475329 - 2¹³ = 42467137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42475293 and 42475302.

It is not an unprimeable number, because it can be changed into a prime (42475429) 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, 181402 + ... + 181635.

Almost surely, 2^42475329 is an apocalyptic number.

It is an amenable number.

42475329 is a deficient number, since it is larger than the sum of its proper divisors (23597587).

42475329 is a wasteful number, since it uses less digits than its factorization.

42475329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363056 (or 363053 counting only the distinct ones).

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

The square root of 42475329 is about 6517.3099511992. The cubic root of 42475329 is about 348.9090629867.

The spelling of 42475329 in words is "forty-two million, four hundred seventy-five thousand, three hundred twenty-nine".