33940296 has 192 divisors, whose sum is σ = 110073600. Its totient is φ = 9704448.

The previous prime is 33940267. The next prime is 33940297. The reversal of 33940296 is 69204933.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 33940296.

It is not an unprimeable number, because it can be changed into a prime (33940297) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 429585 + ... + 429663.

It is an arithmetic number, because the mean of its divisors is an integer number (573300).

Almost surely, 2^33940296 is an apocalyptic number.

33940296 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33940296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55036800).

33940296 is an abundant number, since it is smaller than the sum of its proper divisors (76133304).

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

33940296 is a wasteful number, since it uses less digits than its factorization.

33940296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The square root of 33940296 is about 5825.8300696124. The cubic root of 33940296 is about 323.7714437479.

The spelling of 33940296 in words is "thirty-three million, nine hundred forty thousand, two hundred ninety-six".