404019094 has 8 divisors (see below), whose sum is σ = 625578048. Its totient is φ = 195493080.

The previous prime is 404019067. The next prime is 404019103. The reversal of 404019094 is 490910404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3258157 + ... + 3258280.

It is an arithmetic number, because the mean of its divisors is an integer number (78197256).

Almost surely, 2^404019094 is an apocalyptic number.

404019094 is a deficient number, since it is larger than the sum of its proper divisors (221558954).

404019094 is a wasteful number, since it uses less digits than its factorization.

404019094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6516470.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 404019094 is about 20100.2262176325. The cubic root of 404019094 is about 739.2658252909.

Adding to 404019094 its reverse (490910404), we get a palindrome (894929498).

The spelling of 404019094 in words is "four hundred four million, nineteen thousand, ninety-four".