381346898 has 16 divisors (see below), whose sum is σ = 577420704. Its totient is φ = 188879520.

The previous prime is 381346883. The next prime is 381346939. The reversal of 381346898 is 898643183.

It is a super-2 number, since 2×381346898² = 290850913228444808, which contains 22 as substring.

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, 159653 + ... + 162023.

It is an arithmetic number, because the mean of its divisors is an integer number (36088794).

Almost surely, 2^381346898 is an apocalyptic number.

381346898 is a deficient number, since it is larger than the sum of its proper divisors (196073806).

381346898 is a wasteful number, since it uses less digits than its factorization.

381346898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097.

The product of its digits is 995328, while the sum is 50.

The square root of 381346898 is about 19528.1053356438. The cubic root of 381346898 is about 725.1704065551.

The spelling of 381346898 in words is "three hundred eighty-one million, three hundred forty-six thousand, eight hundred ninety-eight".