3451261 has 16 divisors (see below), whose sum is σ = 4032000. Its totient is φ = 2923200.

The previous prime is 3451241. The next prime is 3451297. The reversal of 3451261 is 1621543.

It is not a de Polignac number, because 3451261 - 2⁵ = 3451229 is a prime.

It is a super-2 number, since 2×3451261² = 23822404980242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3451211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9715 + ... + 10063.

It is an arithmetic number, because the mean of its divisors is an integer number (252000).

Almost surely, 2^3451261 is an apocalyptic number.

3451261 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3451261 is a deficient number, since it is larger than the sum of its proper divisors (580739).

3451261 is a wasteful number, since it uses less digits than its factorization.

3451261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420.

The product of its digits is 720, while the sum is 22.

The square root of 3451261 is about 1857.7569808777. The cubic root of 3451261 is about 151.1213882900.

The spelling of 3451261 in words is "three million, four hundred fifty-one thousand, two hundred sixty-one".