16261772 has 12 divisors (see below), whose sum is σ = 28848456. Its totient is φ = 8019360.

The previous prime is 16261733. The next prime is 16261787. The reversal of 16261772 is 27716261.

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, 27554 + ... + 28137.

It is an arithmetic number, because the mean of its divisors is an integer number (2404038).

Almost surely, 2^16261772 is an apocalyptic number.

It is an amenable number.

16261772 is a deficient number, since it is larger than the sum of its proper divisors (12586684).

16261772 is a wasteful number, since it uses less digits than its factorization.

16261772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55768 (or 55766 counting only the distinct ones).

The product of its digits is 7056, while the sum is 32.

The square root of 16261772 is about 4032.5887466986. The cubic root of 16261772 is about 253.3509998452.

The spelling of 16261772 in words is "sixteen million, two hundred sixty-one thousand, seven hundred seventy-two".