33248290 has 16 divisors (see below), whose sum is σ = 62997120. Its totient is φ = 12599280.

The previous prime is 33248273. The next prime is 33248321. The reversal of 33248290 is 9284233.

It is a super-2 number, since 2×33248290² = 2210897575848200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87306 + ... + 87685.

It is an arithmetic number, because the mean of its divisors is an integer number (3937320).

Almost surely, 2^33248290 is an apocalyptic number.

33248290 is a deficient number, since it is larger than the sum of its proper divisors (29748830).

33248290 is a wasteful number, since it uses less digits than its factorization.

33248290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175017.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 33248290 is about 5766.1330196242. The cubic root of 33248290 is about 321.5558669937. Note that the first 3 decimals are identical.

The spelling of 33248290 in words is "thirty-three million, two hundred forty-eight thousand, two hundred ninety".