2898819 has 48 divisors (see below), whose sum is σ = 5391360. Its totient is φ = 1457280.

The previous prime is 2898809. The next prime is 2898821. The reversal of 2898819 is 9188982.

2898819 = 127² + 128² + ... + 220².

2898819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2898819 - 2⁴ = 2898803 is a prime.

It is a super-2 number, since 2×2898819² = 16806303189522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2898809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32527 + ... + 32615.

It is an arithmetic number, because the mean of its divisors is an integer number (112320).

2^2898819 is an apocalyptic number.

2898819 is a deficient number, since it is larger than the sum of its proper divisors (2492541).

2898819 is a wasteful number, since it uses less digits than its factorization.

2898819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 157 counting only the distinct ones).

The product of its digits is 82944, while the sum is 45.

The square root of 2898819 is about 1702.5918477427. The cubic root of 2898819 is about 142.5849539599.

The spelling of 2898819 in words is "two million, eight hundred ninety-eight thousand, eight hundred nineteen".