33409794 has 48 divisors (see below), whose sum is σ = 77795424. Its totient is φ = 9525120.

The previous prime is 33409759. The next prime is 33409841. The reversal of 33409794 is 49790433.

It is a super-2 number, since 2×33409794² = 2232428670244872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10989 + ... + 13695.

It is an arithmetic number, because the mean of its divisors is an integer number (1620738).

Almost surely, 2^33409794 is an apocalyptic number.

33409794 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 33409794, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38897712).

33409794 is an abundant number, since it is smaller than the sum of its proper divisors (44385630).

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

33409794 is a wasteful number, since it uses less digits than its factorization.

33409794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751 (or 2740 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 33409794 is about 5780.1205869774. The cubic root of 33409794 is about 322.0756801654.

The spelling of 33409794 in words is "thirty-three million, four hundred nine thousand, seven hundred ninety-four".