33416404 has 12 divisors (see below), whose sum is σ = 66832864. Its totient is φ = 14321304.

The previous prime is 33416399. The next prime is 33416423. The reversal of 33416404 is 40461433.

It is a happy number.

33416404 is an admirable number.

It is a super-2 number, since 2×33416404² = 2233312112582432, 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 3 ways as a sum of consecutive naturals, for example, 596694 + ... + 596749.

Almost surely, 2^33416404 is an apocalyptic number.

It is an amenable number.

33416404 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

33416404 is a wasteful number, since it uses less digits than its factorization.

33416404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193454 (or 1193452 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 33416404 is about 5780.6923460776. The cubic root of 33416404 is about 322.0969192454.

Adding to 33416404 its reverse (40461433), we get a palindrome (73877837).

The spelling of 33416404 in words is "thirty-three million, four hundred sixteen thousand, four hundred four".