3554391 has 4 divisors (see below), whose sum is σ = 4739192. Its totient is φ = 2369592.

The previous prime is 3554363. The next prime is 3554399. The reversal of 3554391 is 1934553.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3554391 - 2⁵ = 3554359 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3554399) 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 3 ways as a sum of consecutive naturals, for example, 592396 + ... + 592401.

It is an arithmetic number, because the mean of its divisors is an integer number (1184798).

Almost surely, 2^3554391 is an apocalyptic number.

3554391 is a deficient number, since it is larger than the sum of its proper divisors (1184801).

3554391 is a wasteful number, since it uses less digits than its factorization.

3554391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184800.

The product of its digits is 8100, while the sum is 30.

The square root of 3554391 is about 1885.3092584507. The cubic root of 3554391 is about 152.6119003125.

The spelling of 3554391 in words is "three million, five hundred fifty-four thousand, three hundred ninety-one".