33406982 has 16 divisors (see below), whose sum is σ = 57684480. Its totient is φ = 14213448.

The previous prime is 33406979. The next prime is 33407009. The reversal of 33406982 is 28960433.

It is a happy number.

It is a super-2 number, since 2×33406982² = 2232052892696648, 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 7 ways as a sum of consecutive naturals, for example, 6638 + ... + 10529.

It is an arithmetic number, because the mean of its divisors is an integer number (3605280).

Almost surely, 2^33406982 is an apocalyptic number.

33406982 is a deficient number, since it is larger than the sum of its proper divisors (24277498).

33406982 is a wasteful number, since it uses less digits than its factorization.

33406982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17315.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 33406982 is about 5779.8773343385. The cubic root of 33406982 is about 322.0666438708.

The spelling of 33406982 in words is "thirty-three million, four hundred six thousand, nine hundred eighty-two".