3827240 has 32 divisors (see below), whose sum is σ = 8678880. Its totient is φ = 1518912.

The previous prime is 3827231. The next prime is 3827249. The reversal of 3827240 is 427283.

3827240 is nontrivially palindromic in base 6.

It is an interprime number because it is at equal distance from previous prime (3827231) and next prime (3827249).

It is not an unprimeable number, because it can be changed into a prime (3827249) 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, 6227 + ... + 6813.

It is an arithmetic number, because the mean of its divisors is an integer number (271215).

Almost surely, 2^3827240 is an apocalyptic number.

It is an amenable number.

3827240 is an abundant number, since it is smaller than the sum of its proper divisors (4851640).

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

3827240 is a wasteful number, since it uses less digits than its factorization.

3827240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761 (or 757 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 3827240 is about 1956.3333049355. Note that the first 4 decimals coincide. The cubic root of 3827240 is about 156.4210627851.

The spelling of 3827240 in words is "three million, eight hundred twenty-seven thousand, two hundred forty".