5491906 has 8 divisors (see below), whose sum is σ = 9414720. Its totient is φ = 2353668.

The previous prime is 5491883. The next prime is 5491907. The reversal of 5491906 is 6091945.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×5491906² = 60322063025672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5491907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196126 + ... + 196153.

It is an arithmetic number, because the mean of its divisors is an integer number (1176840).

Almost surely, 2^5491906 is an apocalyptic number.

5491906 is a deficient number, since it is larger than the sum of its proper divisors (3922814).

5491906 is a wasteful number, since it uses less digits than its factorization.

5491906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392288.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 5491906 is about 2343.4815979649. The cubic root of 5491906 is about 176.4307844389.

The spelling of 5491906 in words is "five million, four hundred ninety-one thousand, nine hundred six".