946369921 has 8 divisors (see below), whose sum is σ = 1099296704. Its totient is φ = 797875920.

The previous prime is 946369873. The next prime is 946369939. The reversal of 946369921 is 129963649.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 946369921 - 2⁷ = 946369793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (946369951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1107735 + ... + 1108588.

It is an arithmetic number, because the mean of its divisors is an integer number (137412088).

Almost surely, 2^946369921 is an apocalyptic number.

It is an amenable number.

946369921 is a deficient number, since it is larger than the sum of its proper divisors (152926783).

946369921 is a wasteful number, since it uses less digits than its factorization.

946369921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216391.

The product of its digits is 629856, while the sum is 49.

The square root of 946369921 is about 30763.1259952561. The cubic root of 946369921 is about 981.7938548372.

The spelling of 946369921 in words is "nine hundred forty-six million, three hundred sixty-nine thousand, nine hundred twenty-one".