65042894 has 24 divisors (see below), whose sum is σ = 114009120. Its totient is φ = 27748896.

The previous prime is 65042881. The next prime is 65042903. The reversal of 65042894 is 49824056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22034 + ... + 24810.

It is an arithmetic number, because the mean of its divisors is an integer number (4750380).

Almost surely, 2^65042894 is an apocalyptic number.

65042894 is a deficient number, since it is larger than the sum of its proper divisors (48966226).

65042894 is a wasteful number, since it uses less digits than its factorization.

65042894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3032 (or 3025 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 65042894 is about 8064.9174825289. The cubic root of 65042894 is about 402.1610000064.

The spelling of 65042894 in words is "sixty-five million, forty-two thousand, eight hundred ninety-four".