361844998 has 4 divisors (see below), whose sum is σ = 542767500. Its totient is φ = 180922498.

The previous prime is 361844921. The next prime is 361844999. The reversal of 361844998 is 899448163.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361844999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90461248 + ... + 90461251.

It is an arithmetic number, because the mean of its divisors is an integer number (135691875).

Almost surely, 2^361844998 is an apocalyptic number.

361844998 is a deficient number, since it is larger than the sum of its proper divisors (180922502).

361844998 is a wasteful number, since it uses less digits than its factorization.

361844998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180922501.

The product of its digits is 1492992, while the sum is 52.

The square root of 361844998 is about 19022.2237921858. The cubic root of 361844998 is about 712.5918612657.

The spelling of 361844998 in words is "three hundred sixty-one million, eight hundred forty-four thousand, nine hundred ninety-eight".