3898304438 has 16 divisors (see below), whose sum is σ = 6686687904. Its totient is φ = 1669731840.

The previous prime is 3898304437. The next prime is 3898304441. The reversal of 3898304438 is 8344038983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3898304437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55595 + ... + 104342.

It is an arithmetic number, because the mean of its divisors is an integer number (417917994).

Almost surely, 2^3898304438 is an apocalyptic number.

3898304438 is a deficient number, since it is larger than the sum of its proper divisors (2788383466).

3898304438 is a wasteful number, since it uses less digits than its factorization.

3898304438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161687.

The product of its (nonzero) digits is 1990656, while the sum is 50.

The square root of 3898304438 is about 62436.4031475228. The cubic root of 3898304438 is about 1573.8327709264.

The spelling of 3898304438 in words is "three billion, eight hundred ninety-eight million, three hundred four thousand, four hundred thirty-eight".