33868394 has 32 divisors (see below), whose sum is σ = 60162816. Its totient is φ = 13996800.

The previous prime is 33868381. The next prime is 33868409. The reversal of 33868394 is 49386833.

It is a super-2 number, since 2×33868394² = 2294136224278472, which contains 22 as substring.

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, 78002 + ... + 78434.

It is an arithmetic number, because the mean of its divisors is an integer number (1880088).

Almost surely, 2^33868394 is an apocalyptic number.

33868394 is a deficient number, since it is larger than the sum of its proper divisors (26294422).

33868394 is a wasteful number, since it uses less digits than its factorization.

33868394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630.

The product of its digits is 373248, while the sum is 44.

The square root of 33868394 is about 5819.6558317481. The cubic root of 33868394 is about 323.5426471474.

The spelling of 33868394 in words is "thirty-three million, eight hundred sixty-eight thousand, three hundred ninety-four".