64935903 has 16 divisors (see below), whose sum is σ = 93181536. Its totient is φ = 40074240.

The previous prime is 64935887. The next prime is 64935907. The reversal of 64935903 is 30953946.

It is not a de Polignac number, because 64935903 - 2⁴ = 64935887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64935907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7326 + ... + 13547.

It is an arithmetic number, because the mean of its divisors is an integer number (5823846).

Almost surely, 2^64935903 is an apocalyptic number.

64935903 is a deficient number, since it is larger than the sum of its proper divisors (28245633).

64935903 is a wasteful number, since it uses less digits than its factorization.

64935903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20954.

The product of its (nonzero) digits is 87480, while the sum is 39.

The square root of 64935903 is about 8058.2816406477. The cubic root of 64935903 is about 401.9403701064.

The spelling of 64935903 in words is "sixty-four million, nine hundred thirty-five thousand, nine hundred three".