32670251 has 2 divisors, whose sum is σ = 32670252. Its totient is φ = 32670250.

The previous prime is 32670233. The next prime is 32670257. The reversal of 32670251 is 15207623.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32670251 - 2¹⁴ = 32653867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32670251.

It is not a weakly prime, because it can be changed into another prime (32670257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16335125 + 16335126.

It is an arithmetic number, because the mean of its divisors is an integer number (16335126).

Almost surely, 2^32670251 is an apocalyptic number.

32670251 is a deficient number, since it is larger than the sum of its proper divisors (1).

32670251 is an equidigital number, since it uses as much as digits as its factorization.

32670251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 32670251 is about 5715.7896217408. The cubic root of 32670251 is about 319.6814897183.

Adding to 32670251 its reverse (15207623), we get a palindrome (47877874).

The spelling of 32670251 in words is "thirty-two million, six hundred seventy thousand, two hundred fifty-one".