2478488242 has 8 divisors (see below), whose sum is σ = 3936422556. Its totient is φ = 1166347392.

The previous prime is 2478488209. The next prime is 2478488261. The reversal of 2478488242 is 2428848742.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2139155001 + 339333241 = 46251^2 + 18421^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2478488242² = 12285807931464501128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36448323 + ... + 36448390.

Almost surely, 2^2478488242 is an apocalyptic number.

2478488242 is a deficient number, since it is larger than the sum of its proper divisors (1457934314).

2478488242 is a wasteful number, since it uses less digits than its factorization.

2478488242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72896732.

The product of its digits is 1835008, while the sum is 49.

The square root of 2478488242 is about 49784.4176625578. The cubic root of 2478488242 is about 1353.3047961794.

The spelling of 2478488242 in words is "two billion, four hundred seventy-eight million, four hundred eighty-eight thousand, two hundred forty-two".