33773274 has 40 divisors (see below), whose sum is σ = 76200960. Its totient is φ = 11179944.

The previous prime is 33773273. The next prime is 33773309. The reversal of 33773274 is 47237733.

It is a super-2 number, since 2×33773274² = 2281268073358152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33773273) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25767 + ... + 27045.

It is an arithmetic number, because the mean of its divisors is an integer number (1905024).

Almost surely, 2^33773274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33773274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38100480).

33773274 is an abundant number, since it is smaller than the sum of its proper divisors (42427686).

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

33773274 is a wasteful number, since it uses less digits than its factorization.

33773274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456 (or 1447 counting only the distinct ones).

The product of its digits is 74088, while the sum is 36.

The square root of 33773274 is about 5811.4777810812. The cubic root of 33773274 is about 323.2394713438.

The spelling of 33773274 in words is "thirty-three million, seven hundred seventy-three thousand, two hundred seventy-four".