2471899448 has 32 divisors (see below), whose sum is σ = 4839490800. Its totient is φ = 1182166272.

The previous prime is 2471899427. The next prime is 2471899453. The reversal of 2471899448 is 8449981742.

It is a happy number.

It is a super-2 number, since 2×2471899448² = 12220573762045409408, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2471899393 and 2471899402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24965 + ... + 74612.

Almost surely, 2^2471899448 is an apocalyptic number.

It is an amenable number.

2471899448 is a deficient number, since it is larger than the sum of its proper divisors (2367591352).

2471899448 is a wasteful number, since it uses less digits than its factorization.

2471899448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99719 (or 99715 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 56.

The square root of 2471899448 is about 49718.2003696835. The cubic root of 2471899448 is about 1352.1045269488.

The spelling of 2471899448 in words is "two billion, four hundred seventy-one million, eight hundred ninety-nine thousand, four hundred forty-eight".