32672971 has 2 divisors, whose sum is σ = 32672972. Its totient is φ = 32672970.

The previous prime is 32672947. The next prime is 32672999. The reversal of 32672971 is 17927623.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32672971 - 2¹⁵ = 32640203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32672971.

It is not a weakly prime, because it can be changed into another prime (32672911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16336485 + 16336486.

It is an arithmetic number, because the mean of its divisors is an integer number (16336486).

Almost surely, 2^32672971 is an apocalyptic number.

32672971 is a deficient number, since it is larger than the sum of its proper divisors (1).

32672971 is an equidigital number, since it uses as much as digits as its factorization.

32672971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 37.

The square root of 32672971 is about 5716.0275541673. The cubic root of 32672971 is about 319.6903612910.

The spelling of 32672971 in words is "thirty-two million, six hundred seventy-two thousand, nine hundred seventy-one".