42449132 has 12 divisors (see below), whose sum is σ = 81039336. Its totient is φ = 19295040.

The previous prime is 42449129. The next prime is 42449161. The reversal of 42449132 is 23194424.

It is a junction number, because it is equal to n+sod(n) for n = 42449095 and 42449104.

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, 482333 + ... + 482420.

It is an arithmetic number, because the mean of its divisors is an integer number (6753278).

Almost surely, 2^42449132 is an apocalyptic number.

It is an amenable number.

42449132 is a deficient number, since it is larger than the sum of its proper divisors (38590204).

42449132 is a wasteful number, since it uses less digits than its factorization.

42449132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964768 (or 964766 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 42449132 is about 6515.2998396083. The cubic root of 42449132 is about 348.8373174134.

The spelling of 42449132 in words is "forty-two million, four hundred forty-nine thousand, one hundred thirty-two".