1946920356 has 36 divisors (see below), whose sum is σ = 4931290000. Its totient is φ = 647666928.

The previous prime is 1946920343. The next prime is 1946920379. The reversal of 1946920356 is 6530296491.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36226 + ... + 72153.

Almost surely, 2^1946920356 is an apocalyptic number.

It is an amenable number.

1946920356 is an abundant number, since it is smaller than the sum of its proper divisors (2984369644).

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

1946920356 is a wasteful number, since it uses less digits than its factorization.

1946920356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108888 (or 108883 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 1946920356 is about 44123.9204513833. The cubic root of 1946920356 is about 1248.6749384792.

The spelling of 1946920356 in words is "one billion, nine hundred forty-six million, nine hundred twenty thousand, three hundred fifty-six".