3765438 has 24 divisors (see below), whose sum is σ = 8314488. Its totient is φ = 1231152.

The previous prime is 3765431. The next prime is 3765457. The reversal of 3765438 is 8345673.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3765431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1020 + ... + 2927.

It is an arithmetic number, because the mean of its divisors is an integer number (346437).

Almost surely, 2^3765438 is an apocalyptic number.

3765438 is an abundant number, since it is smaller than the sum of its proper divisors (4549050).

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

3765438 is a wasteful number, since it uses less digits than its factorization.

3765438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4008 (or 4005 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 3765438 is about 1940.4736535186. The cubic root of 3765438 is about 155.5745309807.

The spelling of 3765438 in words is "three million, seven hundred sixty-five thousand, four hundred thirty-eight".