3551936 has 56 divisors (see below), whose sum is σ = 7802880. Its totient is φ = 1596672.

The previous prime is 3551927. The next prime is 3551939. The reversal of 3551936 is 6391553.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (3551939) 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, 27905 + ... + 28031.

Almost surely, 2^3551936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3551936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3901440).

3551936 is an abundant number, since it is smaller than the sum of its proper divisors (4250944).

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

3551936 is a wasteful number, since it uses less digits than its factorization.

3551936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 171 counting only the distinct ones).

The product of its digits is 12150, while the sum is 32.

The square root of 3551936 is about 1884.6580591715. The cubic root of 3551936 is about 152.5767561291.

The spelling of 3551936 in words is "three million, five hundred fifty-one thousand, nine hundred thirty-six".