3650240 has 112 divisors (see below), whose sum is σ = 10204704. Its totient is φ = 1228800.

The previous prime is 3650237. The next prime is 3650249. The reversal of 3650240 is 420563.

3650240 = T₃₁₅ + T₃₁₆ + ... + T₃₇₅.

3650240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (3650249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59810 + ... + 59870.

Almost surely, 2^3650240 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 3650240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5102352).

3650240 is an abundant number, since it is smaller than the sum of its proper divisors (6554464).

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

3650240 is a wasteful number, since it uses less digits than its factorization.

3650240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3650240 is about 1910.5601272925. The cubic root of 3650240 is about 153.9715470006.

The spelling of 3650240 in words is "three million, six hundred fifty thousand, two hundred forty".