33064140 has 24 divisors (see below), whose sum is σ = 92579760. Its totient is φ = 8817088.

The previous prime is 33064127. The next prime is 33064153. The reversal of 33064140 is 4146033.

It is an interprime number because it is at equal distance from previous prime (33064127) and next prime (33064153).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275475 + ... + 275594.

It is an arithmetic number, because the mean of its divisors is an integer number (3857490).

Almost surely, 2^33064140 is an apocalyptic number.

33064140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33064140 is an abundant number, since it is smaller than the sum of its proper divisors (59515620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33064140 is a wasteful number, since it uses less digits than its factorization.

33064140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551081 (or 551079 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 33064140 is about 5750.1426069272. The cubic root of 33064140 is about 320.9611078549.

The spelling of 33064140 in words is "thirty-three million, sixty-four thousand, one hundred forty".