3798720 has 84 divisors (see below), whose sum is σ = 13075920. Its totient is φ = 1012224.

The previous prime is 3798677. The next prime is 3798733. The reversal of 3798720 is 278973.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2221 + ... + 3539.

Almost surely, 2^3798720 is an apocalyptic number.

3798720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3798720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6537960).

3798720 is an abundant number, since it is smaller than the sum of its proper divisors (9277200).

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

3798720 is a wasteful number, since it uses less digits than its factorization.

3798720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342 (or 1329 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 3798720 is about 1949.0305282371. The cubic root of 3798720 is about 156.0315518035.

The spelling of 3798720 in words is "three million, seven hundred ninety-eight thousand, seven hundred twenty".