401097098 has 4 divisors (see below), whose sum is σ = 601645650. Its totient is φ = 200548548.

The previous prime is 401097091. The next prime is 401097119. The reversal of 401097098 is 890790104.

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

It can be written as a sum of positive squares in only one way, i.e., 379353529 + 21743569 = 19477^2 + 4663^2 .

It is not an unprimeable number, because it can be changed into a prime (401097091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100274273 + ... + 100274276.

Almost surely, 2^401097098 is an apocalyptic number.

401097098 is a deficient number, since it is larger than the sum of its proper divisors (200548552).

401097098 is a wasteful number, since it uses less digits than its factorization.

401097098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200548551.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 401097098 is about 20027.4086691214. The cubic root of 401097098 is about 737.4793087367.

The spelling of 401097098 in words is "four hundred one million, ninety-seven thousand, ninety-eight".