64526542 has 8 divisors (see below), whose sum is σ = 97039800. Its totient is φ = 32179944.

The previous prime is 64526533. The next prime is 64526549. The reversal of 64526542 is 24562546.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 64526498 and 64526507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64526549) 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, 40692 + ... + 42247.

It is an arithmetic number, because the mean of its divisors is an integer number (12129975).

Almost surely, 2^64526542 is an apocalyptic number.

64526542 is a deficient number, since it is larger than the sum of its proper divisors (32513258).

64526542 is a wasteful number, since it uses less digits than its factorization.

64526542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83330.

The product of its digits is 57600, while the sum is 34.

The square root of 64526542 is about 8032.8414648865. The cubic root of 64526542 is about 401.0939678583.

The spelling of 64526542 in words is "sixty-four million, five hundred twenty-six thousand, five hundred forty-two".