33466890 has 32 divisors (see below), whose sum is σ = 80870400. Its totient is φ = 8863424.

The previous prime is 33466889. The next prime is 33466919. The reversal of 33466890 is 9866433.

It is a super-2 number, since 2×33466890² = 2240065452544200, 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, 727 + ... + 8213.

It is an arithmetic number, because the mean of its divisors is an integer number (2527200).

Almost surely, 2^33466890 is an apocalyptic number.

33466890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33466890 is an abundant number, since it is smaller than the sum of its proper divisors (47403510).

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

33466890 is a wasteful number, since it uses less digits than its factorization.

33466890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7646.

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 33466890 is about 5785.0574759461. The cubic root of 33466890 is about 322.2590472292.

The spelling of 33466890 in words is "thirty-three million, four hundred sixty-six thousand, eight hundred ninety".