383261998 has 16 divisors (see below), whose sum is σ = 657613440. Its totient is φ = 164106936.

The previous prime is 383261969. The next prime is 383262001. The reversal of 383261998 is 899162383.

It is a super-2 number, since 2×383261998² = 293779518221904008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4513 + ... + 28051.

It is an arithmetic number, because the mean of its divisors is an integer number (41100840).

Almost surely, 2^383261998 is an apocalyptic number.

383261998 is a deficient number, since it is larger than the sum of its proper divisors (274351442).

383261998 is a wasteful number, since it uses less digits than its factorization.

383261998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24711.

The product of its digits is 559872, while the sum is 49.

The square root of 383261998 is about 19577.0783826392. The cubic root of 383261998 is about 726.3823000997.

The spelling of 383261998 in words is "three hundred eighty-three million, two hundred sixty-one thousand, nine hundred ninety-eight".