404620088 has 8 divisors (see below), whose sum is σ = 758662680. Its totient is φ = 202310040.

The previous prime is 404620087. The next prime is 404620121. The reversal of 404620088 is 880026404.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×404620088² = 327434831226255488, which contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404620087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25288748 + ... + 25288763.

It is an arithmetic number, because the mean of its divisors is an integer number (94832835).

Almost surely, 2^404620088 is an apocalyptic number.

It is an amenable number.

404620088 is a deficient number, since it is larger than the sum of its proper divisors (354042592).

404620088 is a wasteful number, since it uses less digits than its factorization.

404620088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50577517 (or 50577513 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 404620088 is about 20115.1705933606. The cubic root of 404620088 is about 739.6322058344.

The spelling of 404620088 in words is "four hundred four million, six hundred twenty thousand, eighty-eight".