3551156 has 12 divisors (see below), whose sum is σ = 7102368. Its totient is φ = 1521912.

The previous prime is 3551123. The next prime is 3551161. The reversal of 3551156 is 6511553.

3551156 is an admirable number.

It is a super-2 number, since 2×3551156² = 25221417872672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 63386 + ... + 63441.

It is an arithmetic number, because the mean of its divisors is an integer number (591864).

Almost surely, 2^3551156 is an apocalyptic number.

It is an amenable number.

3551156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3551156 is a wasteful number, since it uses less digits than its factorization.

3551156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126838 (or 126836 counting only the distinct ones).

The product of its digits is 2250, while the sum is 26.

The square root of 3551156 is about 1884.4511137199. The cubic root of 3551156 is about 152.5655867666.

The spelling of 3551156 in words is "three million, five hundred fifty-one thousand, one hundred fifty-six".