3768438 has 16 divisors (see below), whose sum is σ = 7622640. Its totient is φ = 1241856.

The previous prime is 3768431. The next prime is 3768473. The reversal of 3768438 is 8348673.

It is a super-2 number, since 2×3768438² = 28402249919688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3768396 and 3768405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3768431) 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, 2995 + ... + 4062.

It is an arithmetic number, because the mean of its divisors is an integer number (476415).

Almost surely, 2^3768438 is an apocalyptic number.

3768438 is an abundant number, since it is smaller than the sum of its proper divisors (3854202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3768438 is a wasteful number, since it uses less digits than its factorization.

3768438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7151.

The product of its digits is 96768, while the sum is 39.

The square root of 3768438 is about 1941.2465067580. The cubic root of 3768438 is about 155.6158364631.

The spelling of 3768438 in words is "three million, seven hundred sixty-eight thousand, four hundred thirty-eight".