39898955 has 16 divisors (see below), whose sum is σ = 50810880. Its totient is φ = 29992032.

The previous prime is 39898933. The next prime is 39898979. The reversal of 39898955 is 55989893.

39898955 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 39898955 - 2¹² = 39894859 is a prime.

It is a super-2 number, since 2×39898955² = 3183853220184050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 39898955.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10412 + ... + 13718.

It is an arithmetic number, because the mean of its divisors is an integer number (3175680).

Almost surely, 2^39898955 is an apocalyptic number.

39898955 is a deficient number, since it is larger than the sum of its proper divisors (10911925).

39898955 is a wasteful number, since it uses less digits than its factorization.

39898955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3458.

The product of its digits is 3499200, while the sum is 56.

The square root of 39898955 is about 6316.5619604339. The cubic root of 39898955 is about 341.7069723090.

The spelling of 39898955 in words is "thirty-nine million, eight hundred ninety-eight thousand, nine hundred fifty-five".