33264987 has 8 divisors (see below), whose sum is σ = 50689536. Its totient is φ = 19008552.

The previous prime is 33264949. The next prime is 33265007. The reversal of 33264987 is 78946233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33264987 - 2¹⁰ = 33263963 is a prime.

It is a super-2 number, since 2×33264987² = 2213118720220338, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33264487) 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 in 7 ways as a sum of consecutive naturals, for example, 792003 + ... + 792044.

It is an arithmetic number, because the mean of its divisors is an integer number (6336192).

Almost surely, 2^33264987 is an apocalyptic number.

33264987 is a deficient number, since it is larger than the sum of its proper divisors (17424549).

33264987 is a wasteful number, since it uses less digits than its factorization.

33264987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584057.

The product of its digits is 217728, while the sum is 42.

The square root of 33264987 is about 5767.5806886423. The cubic root of 33264987 is about 321.6096854989.

The spelling of 33264987 in words is "thirty-three million, two hundred sixty-four thousand, nine hundred eighty-seven".