373638 has 8 divisors (see below), whose sum is σ = 747288. Its totient is φ = 124544.

The previous prime is 373631. The next prime is 373649. The reversal of 373638 is 836373.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

373638 is an admirable number.

It is a d-powerful number, because it can be written as 3⁶ + 7⁵ + 6⁴ + 3¹¹ + 3¹¹ + 8³ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (373631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31131 + ... + 31142.

It is an arithmetic number, because the mean of its divisors is an integer number (93411).

2³⁷³⁶³⁸ is an apocalyptic number.

373638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

373638 is a wasteful number, since it uses less digits than its factorization.

373638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62278.

The product of its digits is 9072, while the sum is 30.

The square root of 373638 is about 611.2593557566. The cubic root of 373638 is about 72.0250684313.

The spelling of 373638 in words is "three hundred seventy-three thousand, six hundred thirty-eight".