64952133 has 4 divisors (see below), whose sum is σ = 86602848. Its totient is φ = 43301420.

The previous prime is 64952113. The next prime is 64952177. The reversal of 64952133 is 33125946.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 64952133 - 2⁵ = 64952101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64952094 and 64952103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64952113) 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, 10825353 + ... + 10825358.

It is an arithmetic number, because the mean of its divisors is an integer number (21650712).

Almost surely, 2^64952133 is an apocalyptic number.

It is an amenable number.

64952133 is a deficient number, since it is larger than the sum of its proper divisors (21650715).

64952133 is a wasteful number, since it uses less digits than its factorization.

64952133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21650714.

The product of its digits is 19440, while the sum is 33.

The square root of 64952133 is about 8059.2886162490. The cubic root of 64952133 is about 401.9738541447.

The spelling of 64952133 in words is "sixty-four million, nine hundred fifty-two thousand, one hundred thirty-three".