9740220478 has 4 divisors (see below), whose sum is σ = 14610330720. Its totient is φ = 4870110238.

The previous prime is 9740220467. The next prime is 9740220487. The reversal of 9740220478 is 8740220479.

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

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, 2435055118 + ... + 2435055121.

It is an arithmetic number, because the mean of its divisors is an integer number (3652582680).

Almost surely, 2^9740220478 is an apocalyptic number.

9740220478 is a deficient number, since it is larger than the sum of its proper divisors (4870110242).

9740220478 is a wasteful number, since it uses less digits than its factorization.

9740220478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4870110241.

The product of its (nonzero) digits is 225792, while the sum is 43.

The square root of 9740220478 is about 98692.5553322032. Note that the first 3 decimals coincide. The cubic root of 9740220478 is about 2135.6148359306.

Subtracting from 9740220478 its reverse (8740220479), we obtain a palindrome (999999999).

The spelling of 9740220478 in words is "nine billion, seven hundred forty million, two hundred twenty thousand, four hundred seventy-eight".