9421935477 has 4 divisors (see below), whose sum is σ = 12562580640. Its totient is φ = 6281290316.

The previous prime is 9421935461. The next prime is 9421935521. The reversal of 9421935477 is 7745391249.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9421935477 - 2⁴ = 9421935461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9421935437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1570322577 + ... + 1570322582.

It is an arithmetic number, because the mean of its divisors is an integer number (3140645160).

Almost surely, 2^9421935477 is an apocalyptic number.

It is an amenable number.

9421935477 is a deficient number, since it is larger than the sum of its proper divisors (3140645163).

9421935477 is a wasteful number, since it uses less digits than its factorization.

9421935477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140645162.

The product of its digits is 1905120, while the sum is 51.

The square root of 9421935477 is about 97066.6548151321. The cubic root of 9421935477 is about 2112.0946440796.

The spelling of 9421935477 in words is "nine billion, four hundred twenty-one million, nine hundred thirty-five thousand, four hundred seventy-seven".