33406734 has 16 divisors (see below), whose sum is σ = 70743888. Its totient is φ = 10480512.

The previous prime is 33406729. The next prime is 33406781. The reversal of 33406734 is 43760433.

It is a super-2 number, since 2×33406734² = 2232019753093512, which contains 22 as substring.

It is a congruent number.

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, 163657 + ... + 163860.

It is an arithmetic number, because the mean of its divisors is an integer number (4421493).

Almost surely, 2^33406734 is an apocalyptic number.

33406734 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

33406734 is an abundant number, since it is smaller than the sum of its proper divisors (37337154).

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

33406734 is a wasteful number, since it uses less digits than its factorization.

33406734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327539.

The product of its (nonzero) digits is 18144, while the sum is 30.

The square root of 33406734 is about 5779.8558805562. The cubic root of 33406734 is about 322.0658469044.

The spelling of 33406734 in words is "thirty-three million, four hundred six thousand, seven hundred thirty-four".