42532306 has 8 divisors (see below), whose sum is σ = 63842940. Its totient is φ = 21251328.

The previous prime is 42532261. The next prime is 42532327. The reversal of 42532306 is 60323524.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39501225 + 3031081 = 6285^2 + 1741^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3391 + ... + 9826.

Almost surely, 2^42532306 is an apocalyptic number.

42532306 is a deficient number, since it is larger than the sum of its proper divisors (21310634).

42532306 is a wasteful number, since it uses less digits than its factorization.

42532306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14828.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 42532306 is about 6521.6796916132. The cubic root of 42532306 is about 349.0650037784.

The spelling of 42532306 in words is "forty-two million, five hundred thirty-two thousand, three hundred six".