946109857 has 32 divisors (see below), whose sum is σ = 1266188544. Its totient is φ = 684288000.

The previous prime is 946109849. The next prime is 946109867. The reversal of 946109857 is 758901649.

946109857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 946109857 - 2³ = 946109849 is a prime.

It is a deceptive number, since it divides R_946109856.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 946109857.

It is not an unprimeable number, because it can be changed into a prime (946109867) 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, 90607 + ... + 100507.

It is an arithmetic number, because the mean of its divisors is an integer number (39568392).

Almost surely, 2^946109857 is an apocalyptic number.

It is an amenable number.

946109857 is a deficient number, since it is larger than the sum of its proper divisors (320078687).

946109857 is a wasteful number, since it uses less digits than its factorization.

946109857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10009.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 946109857 is about 30758.8988261934. The cubic root of 946109857 is about 981.7039137464.

The spelling of 946109857 in words is "nine hundred forty-six million, one hundred nine thousand, eight hundred fifty-seven".