3960550 has 48 divisors (see below), whose sum is σ = 8481600. Its totient is φ = 1360800.

The previous prime is 3960521. The next prime is 3960557. The reversal of 3960550 is 550693.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3960557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10261 + ... + 10639.

It is an arithmetic number, because the mean of its divisors is an integer number (176700).

Almost surely, 2^3960550 is an apocalyptic number.

3960550 is an abundant number, since it is smaller than the sum of its proper divisors (4521050).

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

3960550 is a wasteful number, since it uses less digits than its factorization.

3960550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 3960550 is about 1990.1130621148. The cubic root of 3960550 is about 158.2165220301.

The spelling of 3960550 in words is "three million, nine hundred sixty thousand, five hundred fifty".