32642563 has 4 divisors (see below), whose sum is σ = 33055840. Its totient is φ = 32229288.

The previous prime is 32642527. The next prime is 32642573. The reversal of 32642563 is 36524623.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36524623 = 79 ⋅462337.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32642563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32642573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206520 + ... + 206677.

It is an arithmetic number, because the mean of its divisors is an integer number (8263960).

Almost surely, 2^32642563 is an apocalyptic number.

32642563 is a deficient number, since it is larger than the sum of its proper divisors (413277).

32642563 is an equidigital number, since it uses as much as digits as its factorization.

32642563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413276.

The product of its digits is 25920, while the sum is 31.

The square root of 32642563 is about 5713.3670457971. The cubic root of 32642563 is about 319.5911542960.

The spelling of 32642563 in words is "thirty-two million, six hundred forty-two thousand, five hundred sixty-three".