3651752 has 48 divisors (see below), whose sum is σ = 7718940. Its totient is φ = 1617408.

The previous prime is 3651731. The next prime is 3651757. The reversal of 3651752 is 2571563.

3651752 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 1359556 + 2292196 = 1166^2 + 1514^2 .

It is not an unprimeable number, because it can be changed into a prime (3651757) 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, 49988 + ... + 50060.

Almost surely, 2^3651752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3651752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3859470).

3651752 is an abundant number, since it is smaller than the sum of its proper divisors (4067188).

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

3651752 is a wasteful number, since it uses less digits than its factorization.

3651752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142 (or 125 counting only the distinct ones).

The product of its digits is 6300, while the sum is 29.

The square root of 3651752 is about 1910.9557818013. The cubic root of 3651752 is about 153.9928033968.

It can be divided in two parts, 36517 and 52, that multiplied together give a square (1898884 = 1378²).

The spelling of 3651752 in words is "three million, six hundred fifty-one thousand, seven hundred fifty-two".