65520794 has 16 divisors (see below), whose sum is σ = 101677056. Its totient is φ = 31633200.

The previous prime is 65520787. The next prime is 65520799. The reversal of 65520794 is 49702556.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (65520799) 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, 36764 + ... + 38504.

It is an arithmetic number, because the mean of its divisors is an integer number (6354816).

Almost surely, 2^65520794 is an apocalyptic number.

65520794 is a deficient number, since it is larger than the sum of its proper divisors (36156262).

65520794 is a wasteful number, since it uses less digits than its factorization.

65520794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2381.

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 65520794 is about 8094.4915837871. The cubic root of 65520794 is about 403.1435513286.

The spelling of 65520794 in words is "sixty-five million, five hundred twenty thousand, seven hundred ninety-four".