4945550 has 12 divisors (see below), whose sum is σ = 9198816. Its totient is φ = 1978200.

The previous prime is 4945541. The next prime is 4945553. The reversal of 4945550 is 555494.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4945553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49406 + ... + 49505.

It is an arithmetic number, because the mean of its divisors is an integer number (766568).

Almost surely, 2^4945550 is an apocalyptic number.

4945550 is a deficient number, since it is larger than the sum of its proper divisors (4253266).

4945550 is a wasteful number, since it uses less digits than its factorization.

4945550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98923 (or 98918 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 4945550 is about 2223.8592581366. The cubic root of 4945550 is about 170.3746064491.

The spelling of 4945550 in words is "four million, nine hundred forty-five thousand, five hundred fifty".