65446442 has 8 divisors (see below), whose sum is σ = 98577732. Its totient is φ = 32587200.

The previous prime is 65446441. The next prime is 65446453. The reversal of 65446442 is 24464456.

65446442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 61763881 + 3682561 = 7859^2 + 1919^2 .

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

It is not an unprimeable number, because it can be changed into a prime (65446441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67409 + ... + 68372.

Almost surely, 2^65446442 is an apocalyptic number.

65446442 is a deficient number, since it is larger than the sum of its proper divisors (33131290).

65446442 is a wasteful number, since it uses less digits than its factorization.

65446442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136024.

The product of its digits is 92160, while the sum is 35.

The square root of 65446442 is about 8089.8975271631. The cubic root of 65446442 is about 402.9909998873.

The spelling of 65446442 in words is "sixty-five million, four hundred forty-six thousand, four hundred forty-two".