32720803 has 2 divisors, whose sum is σ = 32720804. Its totient is φ = 32720802.

The previous prime is 32720797. The next prime is 32720813. The reversal of 32720803 is 30802723.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32720803 - 2⁵ = 32720771 is a prime.

It is not a weakly prime, because it can be changed into another prime (32720813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16360401 + 16360402.

It is an arithmetic number, because the mean of its divisors is an integer number (16360402).

Almost surely, 2^32720803 is an apocalyptic number.

32720803 is a deficient number, since it is larger than the sum of its proper divisors (1).

32720803 is an equidigital number, since it uses as much as digits as its factorization.

32720803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 32720803 is about 5720.2100485909. The cubic root of 32720803 is about 319.8462901106.

The spelling of 32720803 in words is "thirty-two million, seven hundred twenty thousand, eight hundred three".