33274487 has 2 divisors, whose sum is σ = 33274488. Its totient is φ = 33274486.

The previous prime is 33274481. The next prime is 33274517. The reversal of 33274487 is 78447233.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33274487 - 2⁴ = 33274471 is a prime.

It is a super-2 number, since 2×33274487² = 2214382970226338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33274487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33274481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16637243 + 16637244.

It is an arithmetic number, because the mean of its divisors is an integer number (16637244).

Almost surely, 2^33274487 is an apocalyptic number.

33274487 is a deficient number, since it is larger than the sum of its proper divisors (1).

33274487 is an equidigital number, since it uses as much as digits as its factorization.

33274487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 38.

The square root of 33274487 is about 5768.4041987364. The cubic root of 33274487 is about 321.6402982791.

The spelling of 33274487 in words is "thirty-three million, two hundred seventy-four thousand, four hundred eighty-seven".