32971261 has 2 divisors, whose sum is σ = 32971262. Its totient is φ = 32971260.

The previous prime is 32971229. The next prime is 32971271. The reversal of 32971261 is 16217923.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26112100 + 6859161 = 5110^2 + 2619^2 .

It is a cyclic number.

It is not a de Polignac number, because 32971261 - 2⁵ = 32971229 is a prime.

It is a pancake number, because a pancake can be divided into 32971261 parts by 8120 straight cuts.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32971201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16485630 + 16485631.

It is an arithmetic number, because the mean of its divisors is an integer number (16485631).

Almost surely, 2^32971261 is an apocalyptic number.

It is an amenable number.

32971261 is a deficient number, since it is larger than the sum of its proper divisors (1).

32971261 is an equidigital number, since it uses as much as digits as its factorization.

32971261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 32971261 is about 5742.0606928175. The cubic root of 32971261 is about 320.6602935030.

The spelling of 32971261 in words is "thirty-two million, nine hundred seventy-one thousand, two hundred sixty-one".