32899081 has 2 divisors, whose sum is σ = 32899082. Its totient is φ = 32899080.

The previous prime is 32899073. The next prime is 32899109. The reversal of 32899081 is 18099823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24167056 + 8732025 = 4916^2 + 2955^2 .

It is a cyclic number.

It is not a de Polignac number, because 32899081 - 2³ = 32899073 is a prime.

It is a super-2 number, since 2×32899081² = 2164699061289122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32899381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16449540 + 16449541.

It is an arithmetic number, because the mean of its divisors is an integer number (16449541).

Almost surely, 2^32899081 is an apocalyptic number.

It is an amenable number.

32899081 is a deficient number, since it is larger than the sum of its proper divisors (1).

32899081 is an equidigital number, since it uses as much as digits as its factorization.

32899081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 32899081 is about 5735.7720491665. The cubic root of 32899081 is about 320.4261282576.

The spelling of 32899081 in words is "thirty-two million, eight hundred ninety-nine thousand, eighty-one".