64532335 has 16 divisors (see below), whose sum is σ = 89625600. Its totient is φ = 43688736.

The previous prime is 64532309. The next prime is 64532339. The reversal of 64532335 is 53323546.

It is a happy number.

It is not a de Polignac number, because 64532335 - 2⁹ = 64531823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64532297 and 64532306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64532339) 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, 8905 + ... + 14434.

It is an arithmetic number, because the mean of its divisors is an integer number (5601600).

Almost surely, 2^64532335 is an apocalyptic number.

64532335 is a deficient number, since it is larger than the sum of its proper divisors (25093265).

64532335 is a wasteful number, since it uses less digits than its factorization.

64532335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23430.

The product of its digits is 32400, while the sum is 31.

The square root of 64532335 is about 8033.2020390377. The cubic root of 64532335 is about 401.1059705048.

The spelling of 64532335 in words is "sixty-four million, five hundred thirty-two thousand, three hundred thirty-five".