4977950 has 12 divisors (see below), whose sum is σ = 9259080. Its totient is φ = 1991160.

The previous prime is 4977901. The next prime is 4977953. The reversal of 4977950 is 597794.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4977898 and 4977907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4977953) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49730 + ... + 49829.

It is an arithmetic number, because the mean of its divisors is an integer number (771590).

Almost surely, 2^4977950 is an apocalyptic number.

4977950 is a deficient number, since it is larger than the sum of its proper divisors (4281130).

4977950 is a wasteful number, since it uses less digits than its factorization.

4977950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99571 (or 99566 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 41.

The square root of 4977950 is about 2231.1319996809. The cubic root of 4977950 is about 170.7458577868.

The spelling of 4977950 in words is "four million, nine hundred seventy-seven thousand, nine hundred fifty".