4249457172 has 36 divisors (see below), whose sum is σ = 10748433696. Its totient is φ = 1415595600.

The previous prime is 4249457143. The next prime is 4249457227. The reversal of 4249457172 is 2717549424.

4249457172 is a `hidden beast` number, since 4 + 2 + 4 + 9 + 4 + 571 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22297 + ... + 94847.

Almost surely, 2^4249457172 is an apocalyptic number.

It is an amenable number.

4249457172 is an abundant number, since it is smaller than the sum of its proper divisors (6498976524).

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

4249457172 is a wasteful number, since it uses less digits than its factorization.

4249457172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74188 (or 74183 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 4249457172 is about 65187.8606183697. The cubic root of 4249457172 is about 1619.7369348791.

The spelling of 4249457172 in words is "four billion, two hundred forty-nine million, four hundred fifty-seven thousand, one hundred seventy-two".