3765138 has 16 divisors (see below), whose sum is σ = 8109696. Its totient is φ = 1158480.

The previous prime is 3765127. The next prime is 3765149. The reversal of 3765138 is 8315673.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3765127) and next prime (3765149).

It is a junction number, because it is equal to n+sod(n) for n = 3765099 and 3765108.

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, 24058 + ... + 24213.

It is an arithmetic number, because the mean of its divisors is an integer number (506856).

Almost surely, 2^3765138 is an apocalyptic number.

3765138 is an abundant number, since it is smaller than the sum of its proper divisors (4344558).

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

3765138 is a wasteful number, since it uses less digits than its factorization.

3765138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48289.

The product of its digits is 15120, while the sum is 33.

The square root of 3765138 is about 1940.3963512643. The cubic root of 3765138 is about 155.5703992260.

The spelling of 3765138 in words is "three million, seven hundred sixty-five thousand, one hundred thirty-eight".