3546731 has 4 divisors (see below), whose sum is σ = 3578232. Its totient is φ = 3515232.

The previous prime is 3546721. The next prime is 3546737. The reversal of 3546731 is 1376453.

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

It is a cyclic number.

It is not a de Polignac number, because 3546731 - 2¹⁴ = 3530347 is a prime.

It is a super-2 number, since 2×3546731² = 25158601572722, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹³ + 5⁷ + 4² + 6⁷ + 7 + 3¹³ + 1 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3546694 and 3546703.

It is not an unprimeable number, because it can be changed into a prime (3546737) 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, 15581 + ... + 15806.

It is an arithmetic number, because the mean of its divisors is an integer number (894558).

Almost surely, 2^3546731 is an apocalyptic number.

3546731 is a deficient number, since it is larger than the sum of its proper divisors (31501).

3546731 is a wasteful number, since it uses less digits than its factorization.

3546731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31500.

The product of its digits is 7560, while the sum is 29.

The square root of 3546731 is about 1883.2766658141. The cubic root of 3546731 is about 152.5021911358.

The spelling of 3546731 in words is "three million, five hundred forty-six thousand, seven hundred thirty-one".