4239554938 has 4 divisors (see below), whose sum is σ = 6359332410. Its totient is φ = 2119777468.

The previous prime is 4239554929. The next prime is 4239554951. The reversal of 4239554938 is 8394559324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2175942609 + 2063612329 = 46647^2 + 45427^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059888733 + ... + 1059888736.

Almost surely, 2^4239554938 is an apocalyptic number.

4239554938 is a deficient number, since it is larger than the sum of its proper divisors (2119777472).

4239554938 is a wasteful number, since it uses less digits than its factorization.

4239554938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2119777471.

The product of its digits is 4665600, while the sum is 52.

The square root of 4239554938 is about 65111.8648020466. The cubic root of 4239554938 is about 1618.4778337849.

The spelling of 4239554938 in words is "four billion, two hundred thirty-nine million, five hundred fifty-four thousand, nine hundred thirty-eight".