1946917056 has 224 divisors, whose sum is σ = 6161154048. Its totient is φ = 530887680.

The previous prime is 1946917051. The next prime is 1946917067. The reversal of 1946917056 is 6507196491.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 1946916996 and 1946917014.

It is not an unprimeable number, because it can be changed into a prime (1946917051) 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, 3457831 + ... + 3458393.

It is an arithmetic number, because the mean of its divisors is an integer number (27505152).

Almost surely, 2^1946917056 is an apocalyptic number.

1946917056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1946917056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3080577024).

1946917056 is an abundant number, since it is smaller than the sum of its proper divisors (4214236992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1946917056 is a wasteful number, since it uses less digits than its factorization.

1946917056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 48.

The square root of 1946917056 is about 44123.8830566848. The cubic root of 1946917056 is about 1248.6742329839.

The spelling of 1946917056 in words is "one billion, nine hundred forty-six million, nine hundred seventeen thousand, fifty-six".