65366446 has 4 divisors (see below), whose sum is σ = 98049672. Its totient is φ = 32683222.

The previous prime is 65366443. The next prime is 65366459. The reversal of 65366446 is 64466356.

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

It is a junction number, because it is equal to n+sod(n) for n = 65366399 and 65366408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65366443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16341610 + ... + 16341613.

It is an arithmetic number, because the mean of its divisors is an integer number (24512418).

Almost surely, 2^65366446 is an apocalyptic number.

65366446 is a deficient number, since it is larger than the sum of its proper divisors (32683226).

65366446 is a wasteful number, since it uses less digits than its factorization.

65366446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32683225.

The product of its digits is 311040, while the sum is 40.

The square root of 65366446 is about 8084.9518242226. The cubic root of 65366446 is about 402.8267393061.

The spelling of 65366446 in words is "sixty-five million, three hundred sixty-six thousand, four hundred forty-six".