3651760 has 40 divisors (see below), whose sum is σ = 9704736. Its totient is φ = 1251840.

The previous prime is 3651757. The next prime is 3651761. The reversal of 3651760 is 671563.

3651760 is digitally balanced in base 5 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (28).

3651760 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (3651761) 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, 2701 + ... + 3820.

Almost surely, 2^3651760 is an apocalyptic number.

It is an amenable number.

3651760 is an abundant number, since it is smaller than the sum of its proper divisors (6052976).

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

3651760 is a wasteful number, since it uses less digits than its factorization.

3651760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6541 (or 6535 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 3651760 is about 1910.9578749936. The cubic root of 3651760 is about 153.9929158489.

The spelling of 3651760 in words is "three million, six hundred fifty-one thousand, seven hundred sixty".