5029821 has 6 divisors (see below), whose sum is σ = 7265310. Its totient is φ = 3353208.

The previous prime is 5029819. The next prime is 5029823. The reversal of 5029821 is 1289205.

It is an interprime number because it is at equal distance from previous prime (5029819) and next prime (5029823).

It can be written as a sum of positive squares in only one way, i.e., 4995225 + 34596 = 2235^2 + 186^2 .

It is not a de Polignac number, because 5029821 - 2¹ = 5029819 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5029823) 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, 279426 + ... + 279443.

It is an arithmetic number, because the mean of its divisors is an integer number (1210885).

Almost surely, 2^5029821 is an apocalyptic number.

It is an amenable number.

5029821 is a deficient number, since it is larger than the sum of its proper divisors (2235489).

5029821 is a wasteful number, since it uses less digits than its factorization.

5029821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558875 (or 558872 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 5029821 is about 2242.7262427679. The cubic root of 5029821 is about 171.3368756638.

The spelling of 5029821 in words is "five million, twenty-nine thousand, eight hundred twenty-one".