3431727 has 20 divisors (see below), whose sum is σ = 5522440. Its totient is φ = 2111184.

The previous prime is 3431719. The next prime is 3431749. The reversal of 3431727 is 7271343.

It is not a de Polignac number, because 3431727 - 2³ = 3431719 is a prime.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3431727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431767) 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 19 ways as a sum of consecutive naturals, for example, 577 + ... + 2682.

It is an arithmetic number, because the mean of its divisors is an integer number (276122).

Almost surely, 2^3431727 is an apocalyptic number.

3431727 is a deficient number, since it is larger than the sum of its proper divisors (2090713).

3431727 is a wasteful number, since it uses less digits than its factorization.

3431727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3284 (or 3275 counting only the distinct ones).

The product of its digits is 3528, while the sum is 27.

The square root of 3431727 is about 1852.4921052463. The cubic root of 3431727 is about 150.8357349990.

The spelling of 3431727 in words is "three million, four hundred thirty-one thousand, seven hundred twenty-seven".