64196203 has 4 divisors (see below), whose sum is σ = 64627200. Its totient is φ = 63765208.

The previous prime is 64196173. The next prime is 64196207. The reversal of 64196203 is 30269146.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64196203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64196207) 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, 215275 + ... + 215572.

It is an arithmetic number, because the mean of its divisors is an integer number (16156800).

Almost surely, 2^64196203 is an apocalyptic number.

64196203 is a deficient number, since it is larger than the sum of its proper divisors (430997).

64196203 is a wasteful number, since it uses less digits than its factorization.

64196203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430996.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 64196203 is about 8012.2533035345. The cubic root of 64196203 is about 400.4083392558.

The spelling of 64196203 in words is "sixty-four million, one hundred ninety-six thousand, two hundred three".