33629412 has 12 divisors (see below), whose sum is σ = 78468656. Its totient is φ = 11209800.

The previous prime is 33629399. The next prime is 33629419. The reversal of 33629412 is 21492633.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×33629412² = 2261874702931488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33629412.

It is not an unprimeable number, because it can be changed into a prime (33629419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1401214 + ... + 1401237.

Almost surely, 2^33629412 is an apocalyptic number.

It is an amenable number.

33629412 is an abundant number, since it is smaller than the sum of its proper divisors (44839244).

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

33629412 is a wasteful number, since it uses less digits than its factorization.

33629412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802458 (or 2802456 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 33629412 is about 5799.0871695466. The cubic root of 33629412 is about 322.7798568311.

The spelling of 33629412 in words is "thirty-three million, six hundred twenty-nine thousand, four hundred twelve".