3546445 has 16 divisors (see below), whose sum is σ = 5120640. Its totient is φ = 2303424.

The previous prime is 3546437. The next prime is 3546449. The reversal of 3546445 is 5446453.

It is a cyclic number.

It is not a de Polignac number, because 3546445 - 2³ = 3546437 is a prime.

It is a d-powerful number, because it can be written as 3¹³ + 5⁵ + 4² + 6⁸ + 4⁶ + 4⁹ + 5⁵ .

3546445 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3546449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2002 + ... + 3331.

It is an arithmetic number, because the mean of its divisors is an integer number (320040).

Almost surely, 2^3546445 is an apocalyptic number.

3546445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3546445 is a deficient number, since it is larger than the sum of its proper divisors (1574195).

3546445 is a wasteful number, since it uses less digits than its factorization.

3546445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364.

The product of its digits is 28800, while the sum is 31.

The square root of 3546445 is about 1883.2007327951. The cubic root of 3546445 is about 152.4980918869.

The spelling of 3546445 in words is "three million, five hundred forty-six thousand, four hundred forty-five".