4155572 has 12 divisors (see below), whose sum is σ = 7299936. Its totient is φ = 2069880.

The previous prime is 4155551. The next prime is 4155583. The reversal of 4155572 is 2755514.

It is a nialpdrome in base 9.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 704 + ... + 2967.

It is an arithmetic number, because the mean of its divisors is an integer number (608328).

Almost surely, 2^4155572 is an apocalyptic number.

It is an amenable number.

4155572 is a deficient number, since it is larger than the sum of its proper divisors (3144364).

4155572 is a wasteful number, since it uses less digits than its factorization.

4155572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3958 (or 3956 counting only the distinct ones).

The product of its digits is 7000, while the sum is 29.

The square root of 4155572 is about 2038.5220136167. The cubic root of 4155572 is about 160.7719467079.

The spelling of 4155572 in words is "four million, one hundred fifty-five thousand, five hundred seventy-two".