33406064 has 10 divisors (see below), whose sum is σ = 64724280. Its totient is φ = 16703024.

The previous prime is 33406063. The next prime is 33406067. The reversal of 33406064 is 46060433.

It is a super-2 number, since 2×33406064² = 2231930223944192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33406063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043924 + ... + 1043955.

It is an arithmetic number, because the mean of its divisors is an integer number (6472428).

Almost surely, 2^33406064 is an apocalyptic number.

It is an amenable number.

33406064 is a deficient number, since it is larger than the sum of its proper divisors (31318216).

33406064 is a wasteful number, since it uses less digits than its factorization.

33406064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087887 (or 2087881 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 33406064 is about 5779.7979203429. The cubic root of 33406064 is about 322.0636937900.

Adding to 33406064 its reverse (46060433), we get a palindrome (79466497).

The spelling of 33406064 in words is "thirty-three million, four hundred six thousand, sixty-four".