2478706924 has 6 divisors (see below), whose sum is σ = 4337737124. Its totient is φ = 1239353460.

The previous prime is 2478706903. The next prime is 2478706927. The reversal of 2478706924 is 4296078742.

It is a happy number.

2478706924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2478706924² = 12287976030171083552, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2478706927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 309838362 + ... + 309838369.

Almost surely, 2^2478706924 is an apocalyptic number.

It is an amenable number.

2478706924 is a deficient number, since it is larger than the sum of its proper divisors (1859030200).

2478706924 is a wasteful number, since it uses less digits than its factorization.

2478706924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619676735 (or 619676733 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 49.

The square root of 2478706924 is about 49786.6139037392. The cubic root of 2478706924 is about 1353.3445966098.

The spelling of 2478706924 in words is "two billion, four hundred seventy-eight million, seven hundred six thousand, nine hundred twenty-four".