65398996 has 24 divisors (see below), whose sum is σ = 125879040. Its totient is φ = 29540832.

The previous prime is 65398967. The next prime is 65398997. The reversal of 65398996 is 69989356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65398997) 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, 10936 + ... + 15823.

It is an arithmetic number, because the mean of its divisors is an integer number (5244960).

Almost surely, 2^65398996 is an apocalyptic number.

It is an amenable number.

65398996 is a deficient number, since it is larger than the sum of its proper divisors (60480044).

65398996 is a wasteful number, since it uses less digits than its factorization.

65398996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26823 (or 26821 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 55.

The square root of 65398996 is about 8086.9645726935. The cubic root of 65398996 is about 402.8935923342.

The spelling of 65398996 in words is "sixty-five million, three hundred ninety-eight thousand, nine hundred ninety-six".