4999998772 has 6 divisors (see below), whose sum is σ = 8749997858. Its totient is φ = 2499999384.

The previous prime is 4999998769. The next prime is 4999998793. The reversal of 4999998772 is 2778999994.

It can be written as a sum of positive squares in only one way, i.e., 4995096976 + 4901796 = 70676^2 + 2214^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4999998695 and 4999998704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 624999843 + ... + 624999850.

Almost surely, 2^4999998772 is an apocalyptic number.

It is an amenable number.

4999998772 is a deficient number, since it is larger than the sum of its proper divisors (3749999086).

4999998772 is a wasteful number, since it uses less digits than its factorization.

4999998772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249999697 (or 1249999695 counting only the distinct ones).

The product of its digits is 185177664, while the sum is 73.

The square root of 4999998772 is about 70710.6694353829. The cubic root of 4999998772 is about 1709.9758066867.

The spelling of 4999998772 in words is "four billion, nine hundred ninety-nine million, nine hundred ninety-eight thousand, seven hundred seventy-two".