3984018354 has 12 divisors (see below), whose sum is σ = 8632039806. Its totient is φ = 1328006112.

The previous prime is 3984018349. The next prime is 3984018359. The reversal of 3984018354 is 4538104893.

It is an interprime number because it is at equal distance from previous prime (3984018349) and next prime (3984018359).

It can be written as a sum of positive squares in only one way, i.e., 2619085329 + 1364933025 = 51177^2 + 36945^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3984018359) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110667159 + ... + 110667194.

Almost surely, 2^3984018354 is an apocalyptic number.

3984018354 is an abundant number, since it is smaller than the sum of its proper divisors (4648021452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3984018354 is a wasteful number, since it uses less digits than its factorization.

3984018354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221334361 (or 221334358 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 3984018354 is about 63119.0807442567. The cubic root of 3984018354 is about 1585.2841233202.

The spelling of 3984018354 in words is "three billion, nine hundred eighty-four million, eighteen thousand, three hundred fifty-four".