49065442 has 4 divisors (see below), whose sum is σ = 73598166. Its totient is φ = 24532720.

The previous prime is 49065437. The next prime is 49065449. The reversal of 49065442 is 24456094.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 33628401 + 15437041 = 5799^2 + 3929^2 .

It is a junction number, because it is equal to n+sod(n) for n = 49065398 and 49065407.

It is not an unprimeable number, because it can be changed into a prime (49065449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12266359 + ... + 12266362.

Almost surely, 2^49065442 is an apocalyptic number.

49065442 is a deficient number, since it is larger than the sum of its proper divisors (24532724).

49065442 is a wasteful number, since it uses less digits than its factorization.

49065442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24532723.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 49065442 is about 7004.6728688783. The cubic root of 49065442 is about 366.0934048487.

The spelling of 49065442 in words is "forty-nine million, sixty-five thousand, four hundred forty-two".