404532053 has 8 divisors (see below), whose sum is σ = 413306136. Its totient is φ = 395827200.

The previous prime is 404532043. The next prime is 404532067. The reversal of 404532053 is 350235404.

It can be written as a sum of positive squares in 4 ways, for example, as 6848689 + 397683364 = 2617^2 + 19942^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 404532053 - 2¹² = 404527957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404532043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5408 + ... + 28953.

It is an arithmetic number, because the mean of its divisors is an integer number (51663267).

Almost surely, 2^404532053 is an apocalyptic number.

It is an amenable number.

404532053 is a deficient number, since it is larger than the sum of its proper divisors (8774083).

404532053 is a wasteful number, since it uses less digits than its factorization.

404532053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34615.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 404532053 is about 20112.9822005589. The cubic root of 404532053 is about 739.5785602492.

Adding to 404532053 its reverse (350235404), we get a palindrome (754767457).

It can be divided in two parts, 404 and 532053, that multiplied together give a palindrome (214949412).

The spelling of 404532053 in words is "four hundred four million, five hundred thirty-two thousand, fifty-three".