3450891 has 8 divisors (see below), whose sum is σ = 4656960. Its totient is φ = 2272712.

The previous prime is 3450871. The next prime is 3450899. The reversal of 3450891 is 1980543.

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

It is a cyclic number.

It is not a de Polignac number, because 3450891 - 2⁷ = 3450763 is a prime.

3450891 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3450899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6681 + ... + 7178.

It is an arithmetic number, because the mean of its divisors is an integer number (582120).

Almost surely, 2^3450891 is an apocalyptic number.

3450891 is a deficient number, since it is larger than the sum of its proper divisors (1206069).

3450891 is a wasteful number, since it uses less digits than its factorization.

3450891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13945.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 3450891 is about 1857.6573957541. The cubic root of 3450891 is about 151.1159876638.

The spelling of 3450891 in words is "three million, four hundred fifty thousand, eight hundred ninety-one".