64032534 has 24 divisors (see below), whose sum is σ = 140640552. Its totient is φ = 21051360.

The previous prime is 64032517. The next prime is 64032539. The reversal of 64032534 is 43523046.

64032534 is a `hidden beast` number, since 6 + 403 + 253 + 4 = 666.

64032534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×64032534² = 8200330820922312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64032498 and 64032507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64032539) 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 11 ways as a sum of consecutive naturals, for example, 23052 + ... + 25679.

It is an arithmetic number, because the mean of its divisors is an integer number (5860023).

Almost surely, 2^64032534 is an apocalyptic number.

64032534 is an abundant number, since it is smaller than the sum of its proper divisors (76608018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64032534 is a wasteful number, since it uses less digits than its factorization.

64032534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48812 (or 48809 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 64032534 is about 8002.0331166523. The cubic root of 64032534 is about 400.0677676849.

The spelling of 64032534 in words is "sixty-four million, thirty-two thousand, five hundred thirty-four".