3551418 has 32 divisors (see below), whose sum is σ = 8500800. Its totient is φ = 1092528.

The previous prime is 3551411. The next prime is 3551441. The reversal of 3551418 is 8141553.

3551418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3551418² = 25225139621448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 3551391 and 3551400.

It is not an unprimeable number, because it can be changed into a prime (3551411) 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 15 ways as a sum of consecutive naturals, for example, 1828 + ... + 3231.

It is an arithmetic number, because the mean of its divisors is an integer number (265650).

Almost surely, 2^3551418 is an apocalyptic number.

3551418 is an abundant number, since it is smaller than the sum of its proper divisors (4949382).

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

3551418 is a wasteful number, since it uses less digits than its factorization.

3551418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5083 (or 5077 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 3551418 is about 1884.5206287011. The cubic root of 3551418 is about 152.5693387093.

It can be divided in two parts, 3551 and 418, that added together give a square (3969 = 63²).

The spelling of 3551418 in words is "three million, five hundred fifty-one thousand, four hundred eighteen".