33240668 has 24 divisors (see below), whose sum is σ = 60015984. Its totient is φ = 16099200.

The previous prime is 33240667. The next prime is 33240679. The reversal of 33240668 is 86604233.

It is a super-2 number, since 2×33240668² = 2209884018172448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33240667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25103 + ... + 26393.

It is an arithmetic number, because the mean of its divisors is an integer number (2500666).

Almost surely, 2^33240668 is an apocalyptic number.

It is an amenable number.

33240668 is a deficient number, since it is larger than the sum of its proper divisors (26775316).

33240668 is a wasteful number, since it uses less digits than its factorization.

33240668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493 (or 1491 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 33240668 is about 5765.4720535269. The cubic root of 33240668 is about 321.5312934379.

The spelling of 33240668 in words is "thirty-three million, two hundred forty thousand, six hundred sixty-eight".