9830242438 has 4 divisors (see below), whose sum is σ = 14745363660. Its totient is φ = 4915121218.

The previous prime is 9830242391. The next prime is 9830242447. The reversal of 9830242438 is 8342420389.

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

It is a junction number, because it is equal to n+sod(n) for n = 9830242394 and 9830242403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2457560608 + ... + 2457560611.

It is an arithmetic number, because the mean of its divisors is an integer number (3686340915).

Almost surely, 2^9830242438 is an apocalyptic number.

9830242438 is a deficient number, since it is larger than the sum of its proper divisors (4915121222).

9830242438 is a wasteful number, since it uses less digits than its factorization.

9830242438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4915121221.

The product of its (nonzero) digits is 331776, while the sum is 43.

The square root of 9830242438 is about 99147.5790829005. The cubic root of 9830242438 is about 2142.1739951937.

The spelling of 9830242438 in words is "nine billion, eight hundred thirty million, two hundred forty-two thousand, four hundred thirty-eight".