16270404 has 12 divisors (see below), whose sum is σ = 37964304. Its totient is φ = 5423464.

The previous prime is 16270391. The next prime is 16270433. The reversal of 16270404 is 40407261.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nialpdrome in base 16.

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, 677922 + ... + 677945.

It is an arithmetic number, because the mean of its divisors is an integer number (3163692).

Almost surely, 2^16270404 is an apocalyptic number.

It is an amenable number.

16270404 is an abundant number, since it is smaller than the sum of its proper divisors (21693900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16270404 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 8 representation: 16270404 = (76042104)₈.

16270404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355874 (or 1355872 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 16270404 is about 4033.6588849331. The cubic root of 16270404 is about 253.3958194584.

Adding to 16270404 its reverse (40407261), we get a palindrome (56677665).

The spelling of 16270404 in words is "sixteen million, two hundred seventy thousand, four hundred four".