3766438 has 16 divisors (see below), whose sum is σ = 6281856. Its totient is φ = 1681920.

The previous prime is 3766421. The next prime is 3766453. The reversal of 3766438 is 8346673.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3766397 and 3766406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531 + ... + 3142.

It is an arithmetic number, because the mean of its divisors is an integer number (392616).

Almost surely, 2^3766438 is an apocalyptic number.

3766438 is a deficient number, since it is larger than the sum of its proper divisors (2515418).

3766438 is a wasteful number, since it uses less digits than its factorization.

3766438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4719.

The product of its digits is 72576, while the sum is 37.

The square root of 3766438 is about 1940.7313054619. The cubic root of 3766438 is about 155.5883019118.

The spelling of 3766438 in words is "three million, seven hundred sixty-six thousand, four hundred thirty-eight".