404834541 has 4 divisors (see below), whose sum is σ = 539779392. Its totient is φ = 269889692.

The previous prime is 404834531. The next prime is 404834543. The reversal of 404834541 is 145438404.

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 a cyclic number.

It is not a de Polignac number, because 404834541 - 2¹⁸ = 404572397 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404834543) 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, 67472421 + ... + 67472426.

It is an arithmetic number, because the mean of its divisors is an integer number (134944848).

Almost surely, 2^404834541 is an apocalyptic number.

It is an amenable number.

404834541 is a deficient number, since it is larger than the sum of its proper divisors (134944851).

404834541 is a wasteful number, since it uses less digits than its factorization.

404834541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134944850.

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 404834541 is about 20120.5005156432. The cubic root of 404834541 is about 739.7628537644.

The spelling of 404834541 in words is "four hundred four million, eight hundred thirty-four thousand, five hundred forty-one".