32646013 has 4 divisors (see below), whose sum is σ = 33105888. Its totient is φ = 32186140.

The previous prime is 32645983. The next prime is 32646023. The reversal of 32646013 is 31064623.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 32646013 - 2¹³ = 32637821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32646023) 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, 229831 + ... + 229972.

It is an arithmetic number, because the mean of its divisors is an integer number (8276472).

Almost surely, 2^32646013 is an apocalyptic number.

It is an amenable number.

32646013 is a deficient number, since it is larger than the sum of its proper divisors (459875).

32646013 is an equidigital number, since it uses as much as digits as its factorization.

32646013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459874.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 32646013 is about 5713.6689613592. The cubic root of 32646013 is about 319.6024131202.

The spelling of 32646013 in words is "thirty-two million, six hundred forty-six thousand, thirteen".