65468738 has 16 divisors (see below), whose sum is σ = 100567224. Its totient is φ = 31954560.

The previous prime is 65468731. The next prime is 65468743. The reversal of 65468738 is 83786456.

It can be written as a sum of positive squares in 4 ways, for example, as 51308569 + 14160169 = 7163^2 + 3763^2 .

It is a junction number, because it is equal to n+sod(n) for n = 65468692 and 65468701.

It is not an unprimeable number, because it can be changed into a prime (65468731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14756 + ... + 18672.

Almost surely, 2^65468738 is an apocalyptic number.

65468738 is a deficient number, since it is larger than the sum of its proper divisors (35098486).

65468738 is a wasteful number, since it uses less digits than its factorization.

65468738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4117.

The product of its digits is 967680, while the sum is 47.

The square root of 65468738 is about 8091.2754248017. The cubic root of 65468738 is about 403.0367577462.

The spelling of 65468738 in words is "sixty-five million, four hundred sixty-eight thousand, seven hundred thirty-eight".