3998150775 has 36 divisors (see below), whose sum is σ = 7165704312. Its totient is φ = 2130985920.

The previous prime is 3998150749. The next prime is 3998150777. The reversal of 3998150775 is 5770518993.

It is not a de Polignac number, because 3998150775 - 2¹⁴ = 3998134391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3998150777) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 417592 + ... + 427058.

It is an arithmetic number, because the mean of its divisors is an integer number (199047342).

Almost surely, 2^3998150775 is an apocalyptic number.

3998150775 is a deficient number, since it is larger than the sum of its proper divisors (3167553537).

3998150775 is a wasteful number, since it uses less digits than its factorization.

3998150775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11360 (or 11352 counting only the distinct ones).

The product of its (nonzero) digits is 2381400, while the sum is 54.

The square root of 3998150775 is about 63230.9321060508. The cubic root of 3998150775 is about 1587.1563924526.

The spelling of 3998150775 in words is "three billion, nine hundred ninety-eight million, one hundred fifty thousand, seven hundred seventy-five".