1946770117 has 8 divisors (see below), whose sum is σ = 2039322816. Its totient is φ = 1854876672.

The previous prime is 1946770109. The next prime is 1946770139. The reversal of 1946770117 is 7110776491.

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 1946770117 - 2³ = 1946770109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1946770417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158763 + ... + 170584.

It is an arithmetic number, because the mean of its divisors is an integer number (254915352).

Almost surely, 2^1946770117 is an apocalyptic number.

It is an amenable number.

1946770117 is a deficient number, since it is larger than the sum of its proper divisors (92552699).

1946770117 is a wasteful number, since it uses less digits than its factorization.

1946770117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329627.

The product of its (nonzero) digits is 74088, while the sum is 43.

The square root of 1946770117 is about 44122.2179519570. The cubic root of 1946770117 is about 1248.6428186069.

The spelling of 1946770117 in words is "one billion, nine hundred forty-six million, seven hundred seventy thousand, one hundred seventeen".