3650538 has 8 divisors (see below), whose sum is σ = 7301088. Its totient is φ = 1216844.

The previous prime is 3650533. The next prime is 3650561. The reversal of 3650538 is 8350563.

It is a sphenic number, since it is the product of 3 distinct primes.

3650538 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3650533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304206 + ... + 304217.

It is an arithmetic number, because the mean of its divisors is an integer number (912636).

Almost surely, 2^3650538 is an apocalyptic number.

3650538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3650538 is a wasteful number, since it uses less digits than its factorization.

3650538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608428.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 3650538 is about 1910.6381133014. The cubic root of 3650538 is about 153.9757368870.

The spelling of 3650538 in words is "three million, six hundred fifty thousand, five hundred thirty-eight".