64264135 has 16 divisors (see below), whose sum is σ = 83393856. Its totient is φ = 47259648.

The previous prime is 64264133. The next prime is 64264169. The reversal of 64264135 is 53146246.

It is a cyclic number.

It is not a de Polignac number, because 64264135 - 2¹ = 64264133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64264097 and 64264106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64264133) 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, 14782 + ... + 18628.

It is an arithmetic number, because the mean of its divisors is an integer number (5212116).

Almost surely, 2^64264135 is an apocalyptic number.

64264135 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

64264135 is a deficient number, since it is larger than the sum of its proper divisors (19129721).

64264135 is a wasteful number, since it uses less digits than its factorization.

64264135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122.

The product of its digits is 17280, while the sum is 31.

The square root of 64264135 is about 8016.4914395264. The cubic root of 64264135 is about 400.5495259573.

The spelling of 64264135 in words is "sixty-four million, two hundred sixty-four thousand, one hundred thirty-five".