3693378 has 16 divisors (see below), whose sum is σ = 7955136. Its totient is φ = 1136400.

The previous prime is 3693373. The next prime is 3693397. The reversal of 3693378 is 8733963.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3693373) 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, 23598 + ... + 23753.

It is an arithmetic number, because the mean of its divisors is an integer number (497196).

Almost surely, 2^3693378 is an apocalyptic number.

3693378 is an abundant number, since it is smaller than the sum of its proper divisors (4261758).

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

3693378 is a wasteful number, since it uses less digits than its factorization.

3693378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47369.

The product of its digits is 81648, while the sum is 39.

The square root of 3693378 is about 1921.8163283727. The cubic root of 3693378 is about 154.5757109472.

The spelling of 3693378 in words is "three million, six hundred ninety-three thousand, three hundred seventy-eight".