2439509008 has 10 divisors (see below), whose sum is σ = 4726548734. Its totient is φ = 1219754496.

The previous prime is 2439508997. The next prime is 2439509057. The reversal of 2439509008 is 8009059342.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2300929024 + 138579984 = 47968^2 + 11772^2 .

It is a super-2 number, since 2×2439509008² = 11902408400226288128, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76234641 + ... + 76234672.

Almost surely, 2^2439509008 is an apocalyptic number.

It is an amenable number.

2439509008 is a deficient number, since it is larger than the sum of its proper divisors (2287039726).

2439509008 is a wasteful number, since it uses less digits than its factorization.

2439509008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152469321 (or 152469315 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 2439509008 is about 49391.3859696202. The cubic root of 2439509008 is about 1346.1727922463.

The spelling of 2439509008 in words is "two billion, four hundred thirty-nine million, five hundred nine thousand, eight".