2449665272 has 8 divisors (see below), whose sum is σ = 4593122400. Its totient is φ = 1224832632.

The previous prime is 2449665233. The next prime is 2449665277. The reversal of 2449665272 is 2725669442.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2449665277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153104072 + ... + 153104087.

It is an arithmetic number, because the mean of its divisors is an integer number (574140300).

Almost surely, 2^2449665272 is an apocalyptic number.

It is an amenable number.

2449665272 is a deficient number, since it is larger than the sum of its proper divisors (2143457128).

2449665272 is a wasteful number, since it uses less digits than its factorization.

2449665272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306208165 (or 306208161 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 47.

The square root of 2449665272 is about 49494.0933041510. The cubic root of 2449665272 is about 1348.0383529784.

The spelling of 2449665272 in words is "two billion, four hundred forty-nine million, six hundred sixty-five thousand, two hundred seventy-two".