32949979 has 2 divisors, whose sum is σ = 32949980. Its totient is φ = 32949978.

The previous prime is 32949977. The next prime is 32949991. The reversal of 32949979 is 97994923.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32949979 - 2¹ = 32949977 is a prime.

It is a super-2 number, since 2×32949979² = 2171402232200882, which contains 22 as substring.

Together with 32949977, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (32949977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16474989 + 16474990.

It is an arithmetic number, because the mean of its divisors is an integer number (16474990).

Almost surely, 2^32949979 is an apocalyptic number.

32949979 is a deficient number, since it is larger than the sum of its proper divisors (1).

32949979 is an equidigital number, since it uses as much as digits as its factorization.

32949979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1102248, while the sum is 52.

The square root of 32949979 is about 5740.2072262245. The cubic root of 32949979 is about 320.5912863234.

The spelling of 32949979 in words is "thirty-two million, nine hundred forty-nine thousand, nine hundred seventy-nine".