9473378522 has 4 divisors (see below), whose sum is σ = 14210067786. Its totient is φ = 4736689260.

The previous prime is 9473378521. The next prime is 9473378531. The reversal of 9473378522 is 2258733749.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2258733749 = 31 ⋅72862379.

It can be written as a sum of positive squares in only one way, i.e., 6222212161 + 3251166361 = 78881^2 + 57019^2 .

It is not an unprimeable number, because it can be changed into a prime (9473378521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2368344629 + ... + 2368344632.

Almost surely, 2^9473378522 is an apocalyptic number.

9473378522 is a deficient number, since it is larger than the sum of its proper divisors (4736689264).

9473378522 is a wasteful number, since it uses less digits than its factorization.

9473378522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4736689263.

The product of its digits is 2540160, while the sum is 50.

The square root of 9473378522 is about 97331.2823402630. The cubic root of 9473378522 is about 2115.9316275674.

The spelling of 9473378522 in words is "nine billion, four hundred seventy-three million, three hundred seventy-eight thousand, five hundred twenty-two".