946424309 has 32 divisors (see below), whose sum is σ = 1049760000. Its totient is φ = 850415104.

The previous prime is 946424267. The next prime is 946424317. The reversal of 946424309 is 903424649.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-946424309 is a prime.

It is a super-2 number, since 2×946424309² = 1791437945332254962, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (946424009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6351767 + ... + 6351915.

It is an arithmetic number, because the mean of its divisors is an integer number (32805000).

Almost surely, 2^946424309 is an apocalyptic number.

It is an amenable number.

946424309 is a deficient number, since it is larger than the sum of its proper divisors (103335691).

946424309 is a wasteful number, since it uses less digits than its factorization.

946424309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 946424309 is about 30764.0099629421. The cubic root of 946424309 is about 981.8126624162.

The spelling of 946424309 in words is "nine hundred forty-six million, four hundred twenty-four thousand, three hundred nine".