33190745 has 16 divisors (see below), whose sum is σ = 46293120. Its totient is φ = 22372224.

The previous prime is 33190727. The next prime is 33190763. The reversal of 33190745 is 54709133.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (33190727) and next prime (33190763).

It is not a de Polignac number, because 33190745 - 2¹⁰ = 33189721 is a prime.

It is a super-2 number, since 2×33190745² = 2203251107310050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5972 + ... + 10101.

It is an arithmetic number, because the mean of its divisors is an integer number (2893320).

Almost surely, 2^33190745 is an apocalyptic number.

33190745 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

33190745 is a deficient number, since it is larger than the sum of its proper divisors (13102375).

33190745 is a wasteful number, since it uses less digits than its factorization.

33190745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16144.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 33190745 is about 5761.1409460280. The cubic root of 33190745 is about 321.3702472423.

Adding to 33190745 its reverse (54709133), we get a palindrome (87899878).

The spelling of 33190745 in words is "thirty-three million, one hundred ninety thousand, seven hundred forty-five".