64265733 has 48 divisors (see below), whose sum is σ = 113892480. Its totient is φ = 34100352.

The previous prime is 64265731. The next prime is 64265767. The reversal of 64265733 is 33756246.

64265733 is a `hidden beast` number, since 64 + 26 + 573 + 3 = 666.

64265733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 64265733 - 2¹ = 64265731 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64265731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62935 + ... + 63947.

It is an arithmetic number, because the mean of its divisors is an integer number (2372760).

Almost surely, 2^64265733 is an apocalyptic number.

64265733 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

64265733 is a deficient number, since it is larger than the sum of its proper divisors (49626747).

64265733 is a wasteful number, since it uses less digits than its factorization.

64265733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098 (or 1095 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 64265733 is about 8016.5911084450. The cubic root of 64265733 is about 400.5528459680.

The spelling of 64265733 in words is "sixty-four million, two hundred sixty-five thousand, seven hundred thirty-three".