3549534 has 32 divisors (see below), whose sum is σ = 7451136. Its totient is φ = 1126080.

The previous prime is 3549517. The next prime is 3549547. The reversal of 3549534 is 4359453.

Its product of digits (32400) is a multiple of the sum of its prime divisors (400).

It is a junction number, because it is equal to n+sod(n) for n = 3549495 and 3549504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11409 + ... + 11715.

It is an arithmetic number, because the mean of its divisors is an integer number (232848).

Almost surely, 2^3549534 is an apocalyptic number.

3549534 is an abundant number, since it is smaller than the sum of its proper divisors (3901602).

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

3549534 is a wasteful number, since it uses less digits than its factorization.

3549534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400.

The product of its digits is 32400, while the sum is 33.

The square root of 3549534 is about 1884.0207005232. The cubic root of 3549534 is about 152.5423549826.

The spelling of 3549534 in words is "three million, five hundred forty-nine thousand, five hundred thirty-four".