33194641 has 2 divisors, whose sum is σ = 33194642. Its totient is φ = 33194640.

The previous prime is 33194627. The next prime is 33194663. The reversal of 33194641 is 14649133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25796241 + 7398400 = 5079^2 + 2720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33194641 is a prime.

It is a super-2 number, since 2×33194641² = 2203768382237762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33194611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16597320 + 16597321.

It is an arithmetic number, because the mean of its divisors is an integer number (16597321).

Almost surely, 2^33194641 is an apocalyptic number.

It is an amenable number.

33194641 is a deficient number, since it is larger than the sum of its proper divisors (1).

33194641 is an equidigital number, since it uses as much as digits as its factorization.

33194641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 33194641 is about 5761.4790635739. The cubic root of 33194641 is about 321.3828211240.

The spelling of 33194641 in words is "thirty-three million, one hundred ninety-four thousand, six hundred forty-one".