9138292424 has 32 divisors (see below), whose sum is σ = 17613728640. Its totient is φ = 4443062400.

The previous prime is 9138292411. The next prime is 9138292441. The reversal of 9138292424 is 4242928319.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68732 + ... + 151659.

It is an arithmetic number, because the mean of its divisors is an integer number (550429020).

Almost surely, 2^9138292424 is an apocalyptic number.

It is an amenable number.

9138292424 is a deficient number, since it is larger than the sum of its proper divisors (8475436216).

9138292424 is a wasteful number, since it uses less digits than its factorization.

9138292424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220541 (or 220537 counting only the distinct ones).

The product of its digits is 248832, while the sum is 44.

The square root of 9138292424 is about 95594.4162804502. The cubic root of 9138292424 is about 2090.6837825819.

The spelling of 9138292424 in words is "nine billion, one hundred thirty-eight million, two hundred ninety-two thousand, four hundred twenty-four".