65954942 has 16 divisors (see below), whose sum is σ = 101843952. Its totient is φ = 32011200.

The previous prime is 65954939. The next prime is 65954971. The reversal of 65954942 is 24945956.

It is a junction number, because it is equal to n+sod(n) for n = 65954893 and 65954902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43733 + ... + 45215.

It is an arithmetic number, because the mean of its divisors is an integer number (6365247).

Almost surely, 2^65954942 is an apocalyptic number.

65954942 is a deficient number, since it is larger than the sum of its proper divisors (35889010).

65954942 is a wasteful number, since it uses less digits than its factorization.

65954942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123.

The product of its digits is 388800, while the sum is 44.

The square root of 65954942 is about 8121.2648029725. The cubic root of 65954942 is about 404.0320163824.

The spelling of 65954942 in words is "sixty-five million, nine hundred fifty-four thousand, nine hundred forty-two".