5389990838 has 8 divisors (see below), whose sum is σ = 8086495032. Its totient is φ = 2694492496.

The previous prime is 5389990829. The next prime is 5389990847. The reversal of 5389990838 is 8380999835.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5389990829) and next prime (5389990847).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237920 + ... + 259587.

It is an arithmetic number, because the mean of its divisors is an integer number (1010811879).

Almost surely, 2^5389990838 is an apocalyptic number.

5389990838 is a deficient number, since it is larger than the sum of its proper divisors (2696504194).

5389990838 is a wasteful number, since it uses less digits than its factorization.

5389990838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502926.

The product of its (nonzero) digits is 16796160, while the sum is 62.

The square root of 5389990838 is about 73416.5569745681. The cubic root of 5389990838 is about 1753.3260107626.

The spelling of 5389990838 in words is "five billion, three hundred eighty-nine million, nine hundred ninety thousand, eight hundred thirty-eight".