33897696 has 96 divisors (see below), whose sum is σ = 103235328. Its totient is φ = 9538560.

The previous prime is 33897679. The next prime is 33897701. The reversal of 33897696 is 69679833.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×33897696² = 2298107588216832, 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 15 ways as a sum of consecutive naturals, for example, 48711 + ... + 49401.

It is an arithmetic number, because the mean of its divisors is an integer number (1075368).

Almost surely, 2^33897696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33897696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51617664).

33897696 is an abundant number, since it is smaller than the sum of its proper divisors (69337632).

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

33897696 is a wasteful number, since it uses less digits than its factorization.

33897696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784 (or 776 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 51.

The square root of 33897696 is about 5822.1727902906. The cubic root of 33897696 is about 323.6359269753.

The spelling of 33897696 in words is "thirty-three million, eight hundred ninety-seven thousand, six hundred ninety-six".