3291368 has 8 divisors (see below), whose sum is σ = 6171330. Its totient is φ = 1645680.

The previous prime is 3291367. The next prime is 3291371. The reversal of 3291368 is 8631923.

It can be written as a sum of positive squares in only one way, i.e., 3232804 + 58564 = 1798^2 + 242^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3291368² = 21666206622848, which contains 22 as substring.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (3291361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205703 + ... + 205718.

Almost surely, 2^3291368 is an apocalyptic number.

It is an amenable number.

3291368 is a deficient number, since it is larger than the sum of its proper divisors (2879962).

3291368 is a wasteful number, since it uses less digits than its factorization.

3291368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411427 (or 411423 counting only the distinct ones).

The product of its digits is 7776, while the sum is 32.

The square root of 3291368 is about 1814.2127769366. The cubic root of 3291368 is about 148.7506301317.

The spelling of 3291368 in words is "three million, two hundred ninety-one thousand, three hundred sixty-eight".