394898241 has 4 divisors (see below), whose sum is σ = 526530992. Its totient is φ = 263265492.

The previous prime is 394898227. The next prime is 394898263. The reversal of 394898241 is 142898493.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 394898241 - 2¹¹ = 394896193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (394898291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65816371 + ... + 65816376.

It is an arithmetic number, because the mean of its divisors is an integer number (131632748).

Almost surely, 2^394898241 is an apocalyptic number.

It is an amenable number.

394898241 is a deficient number, since it is larger than the sum of its proper divisors (131632751).

394898241 is a wasteful number, since it uses less digits than its factorization.

394898241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131632750.

The product of its digits is 497664, while the sum is 48.

The square root of 394898241 is about 19872.0467239789. The cubic root of 394898241 is about 733.6603799968.

The spelling of 394898241 in words is "three hundred ninety-four million, eight hundred ninety-eight thousand, two hundred forty-one".