64266133 has 4 divisors (see below), whose sum is σ = 64288000. Its totient is φ = 64244268.

The previous prime is 64266107. The next prime is 64266143. The reversal of 64266133 is 33166246.

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 64266133 - 2¹⁷ = 64135061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64266095 and 64266104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64266143) 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, 5685 + ... + 12682.

It is an arithmetic number, because the mean of its divisors is an integer number (16072000).

Almost surely, 2^64266133 is an apocalyptic number.

It is an amenable number.

64266133 is a deficient number, since it is larger than the sum of its proper divisors (21867).

64266133 is a wasteful number, since it uses less digits than its factorization.

64266133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21866.

The product of its digits is 15552, while the sum is 31.

The square root of 64266133 is about 8016.6160566663. The cubic root of 64266133 is about 400.5536770008.

The spelling of 64266133 in words is "sixty-four million, two hundred sixty-six thousand, one hundred thirty-three".