404936133 has 16 divisors (see below), whose sum is σ = 617938560. Its totient is φ = 231057216.

The previous prime is 404936123. The next prime is 404936143. The reversal of 404936133 is 331639404.

It is an interprime number because it is at equal distance from previous prime (404936123) and next prime (404936143).

It is not a de Polignac number, because 404936133 - 2⁶ = 404936069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404936094 and 404936103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404936123) 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 in 15 ways as a sum of consecutive naturals, for example, 1291 + ... + 28487.

It is an arithmetic number, because the mean of its divisors is an integer number (38621160).

Almost surely, 2^404936133 is an apocalyptic number.

It is an amenable number.

404936133 is a deficient number, since it is larger than the sum of its proper divisors (213002427).

404936133 is a wasteful number, since it uses less digits than its factorization.

404936133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27916.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 404936133 is about 20123.0249465631. The cubic root of 404936133 is about 739.8247290036.

The spelling of 404936133 in words is "four hundred four million, nine hundred thirty-six thousand, one hundred thirty-three".