3657348 has 36 divisors (see below), whose sum is σ = 9733360. Its totient is φ = 1154736.

The previous prime is 3657347. The next prime is 3657361. The reversal of 3657348 is 8437563.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3657341) 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, 1990 + ... + 3357.

Almost surely, 2^3657348 is an apocalyptic number.

3657348 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

3657348 is an abundant number, since it is smaller than the sum of its proper divisors (6076012).

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

3657348 is a wasteful number, since it uses less digits than its factorization.

3657348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5376 (or 5371 counting only the distinct ones).

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

The square root of 3657348 is about 1912.4194100667. The cubic root of 3657348 is about 154.0714235512.

It can be divided in two parts, 3657 and 348, that added together give a triangular number (4005 = T₈₉).

The spelling of 3657348 in words is "three million, six hundred fifty-seven thousand, three hundred forty-eight".