32623663 has 4 divisors (see below), whose sum is σ = 34542720. Its totient is φ = 30704608.

The previous prime is 32623651. The next prime is 32623667. The reversal of 32623663 is 36632623.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36632623 = 1439 ⋅25457.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32623663 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 (32623667) 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, 959503 + ... + 959536.

It is an arithmetic number, because the mean of its divisors is an integer number (8635680).

Almost surely, 2^32623663 is an apocalyptic number.

32623663 is a deficient number, since it is larger than the sum of its proper divisors (1919057).

32623663 is a wasteful number, since it uses less digits than its factorization.

32623663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1919056.

The product of its digits is 23328, while the sum is 31.

The square root of 32623663 is about 5711.7127903983. The cubic root of 32623663 is about 319.5294614385.

The spelling of 32623663 in words is "thirty-two million, six hundred twenty-three thousand, six hundred sixty-three".