33842394 has 16 divisors (see below), whose sum is σ = 75205440. Its totient is φ = 11280780.

The previous prime is 33842377. The next prime is 33842399. The reversal of 33842394 is 49324833.

It is a happy number.

It is a super-2 number, since 2×33842394² = 2290615263302472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33842399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313302 + ... + 313409.

It is an arithmetic number, because the mean of its divisors is an integer number (4700340).

Almost surely, 2^33842394 is an apocalyptic number.

33842394 is an abundant number, since it is smaller than the sum of its proper divisors (41363046).

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

33842394 is a wasteful number, since it uses less digits than its factorization.

33842394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626722 (or 626716 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 33842394 is about 5817.4215937991. The cubic root of 33842394 is about 323.4598338285.

It can be divided in two parts, 3384 and 2394, that added together give a triangular number (5778 = T₁₀₇).

The spelling of 33842394 in words is "thirty-three million, eight hundred forty-two thousand, three hundred ninety-four".