2076564946 has 16 divisors (see below), whose sum is σ = 3222793728. Its totient is φ = 1002456000.

The previous prime is 2076564907. The next prime is 2076564947. The reversal of 2076564946 is 6494656702.

It is a self number, because there is not a number n which added to its sum of digits gives 2076564946.

It is not an unprimeable number, because it can be changed into a prime (2076564947) 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, 11830 + ... + 65521.

It is an arithmetic number, because the mean of its divisors is an integer number (201424608).

Almost surely, 2^2076564946 is an apocalyptic number.

2076564946 is a deficient number, since it is larger than the sum of its proper divisors (1146228782).

2076564946 is a wasteful number, since it uses less digits than its factorization.

2076564946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77817.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The square root of 2076564946 is about 45569.3421721227. The cubic root of 2076564946 is about 1275.7977723658.

The spelling of 2076564946 in words is "two billion, seventy-six million, five hundred sixty-four thousand, nine hundred forty-six".