3756743 has 4 divisors (see below), whose sum is σ = 3760680. Its totient is φ = 3752808.

The previous prime is 3756733. The next prime is 3756763. The reversal of 3756743 is 3476573.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3476573 = 61 ⋅56993.

It is a cyclic number.

It is not a de Polignac number, because 3756743 - 2¹² = 3752647 is a prime.

It is a super-2 number, since 2×3756743² = 28226235936098, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3756703) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 473 + ... + 2781.

It is an arithmetic number, because the mean of its divisors is an integer number (940170).

Almost surely, 2^3756743 is an apocalyptic number.

3756743 is a deficient number, since it is larger than the sum of its proper divisors (3937).

3756743 is a wasteful number, since it uses less digits than its factorization.

3756743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3936.

The product of its digits is 52920, while the sum is 35.

The square root of 3756743 is about 1938.2319262668. The cubic root of 3756743 is about 155.4546898449.

The spelling of 3756743 in words is "three million, seven hundred fifty-six thousand, seven hundred forty-three".