39898363 has 2 divisors, whose sum is σ = 39898364. Its totient is φ = 39898362.

The previous prime is 39898351. The next prime is 39898381. The reversal of 39898363 is 36389893.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39898363 - 2¹⁷ = 39767291 is a prime.

It is not a weakly prime, because it can be changed into another prime (39898343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19949181 + 19949182.

It is an arithmetic number, because the mean of its divisors is an integer number (19949182).

Almost surely, 2^39898363 is an apocalyptic number.

39898363 is a deficient number, since it is larger than the sum of its proper divisors (1).

39898363 is an equidigital number, since it uses as much as digits as its factorization.

39898363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 839808, while the sum is 49.

The square root of 39898363 is about 6316.5150993249. The cubic root of 39898363 is about 341.7052822770.

The spelling of 39898363 in words is "thirty-nine million, eight hundred ninety-eight thousand, three hundred sixty-three".