65020004 has 12 divisors (see below), whose sum is σ = 130040064. Its totient is φ = 27865704.

The previous prime is 65019979. The next prime is 65020009. The reversal of 65020004 is 40002056.

65020004 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (65020009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161044 + ... + 1161099.

It is an arithmetic number, because the mean of its divisors is an integer number (10836672).

Almost surely, 2^65020004 is an apocalyptic number.

It is an amenable number.

65020004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65020004 is a wasteful number, since it uses less digits than its factorization.

65020004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2322154 (or 2322152 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 65020004 is about 8063.4982482791. The cubic root of 65020004 is about 402.1138180889.

The spelling of 65020004 in words is "sixty-five million, twenty thousand, four".