5021992 has 8 divisors (see below), whose sum is σ = 9416250. Its totient is φ = 2510992.

The previous prime is 5021983. The next prime is 5021999. The reversal of 5021992 is 2991205.

It can be written as a sum of positive squares in only one way, i.e., 4435236 + 586756 = 2106^2 + 766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 5021992.

It is not an unprimeable number, because it can be changed into a prime (5021999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313867 + ... + 313882.

Almost surely, 2^5021992 is an apocalyptic number.

It is an amenable number.

5021992 is a deficient number, since it is larger than the sum of its proper divisors (4394258).

5021992 is a wasteful number, since it uses less digits than its factorization.

5021992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627755 (or 627751 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 5021992 is about 2240.9801427054. The cubic root of 5021992 is about 171.2479332693.

The spelling of 5021992 in words is "five million, twenty-one thousand, nine hundred ninety-two".