2020043398 has 4 divisors (see below), whose sum is σ = 3030065100. Its totient is φ = 1010021698.

The previous prime is 2020043393. The next prime is 2020043419. The reversal of 2020043398 is 8933400202.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020043393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505010848 + ... + 505010851.

It is an arithmetic number, because the mean of its divisors is an integer number (757516275).

Almost surely, 2^2020043398 is an apocalyptic number.

2020043398 is a deficient number, since it is larger than the sum of its proper divisors (1010021702).

2020043398 is a wasteful number, since it uses less digits than its factorization.

2020043398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010021701.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 2020043398 is about 44944.8929023087. The cubic root of 2020043398 is about 1264.1159175558.

The spelling of 2020043398 in words is "two billion, twenty million, forty-three thousand, three hundred ninety-eight".