3731943 has 8 divisors (see below), whose sum is σ = 5097456. Its totient is φ = 2427200.

The previous prime is 3731933. The next prime is 3731947. The reversal of 3731943 is 3491373.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3731943 - 2¹⁰ = 3730919 is a prime.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 3731943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3731947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15048 + ... + 15293.

It is an arithmetic number, because the mean of its divisors is an integer number (637182).

Almost surely, 2^3731943 is an apocalyptic number.

3731943 is a deficient number, since it is larger than the sum of its proper divisors (1365513).

3731943 is a wasteful number, since it uses less digits than its factorization.

3731943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30385.

The product of its digits is 6804, while the sum is 30.

The square root of 3731943 is about 1931.8237497246. The cubic root of 3731943 is about 155.1118582088. Note that the first 3 decimals are identical.

The spelling of 3731943 in words is "three million, seven hundred thirty-one thousand, nine hundred forty-three".