2203773964 has 12 divisors (see below), whose sum is σ = 4407547984. Its totient is φ = 944474544.

The previous prime is 2203773961. The next prime is 2203773997. The reversal of 2203773964 is 4693773022.

2203773964 is an admirable number.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2203773964.

It is not an unprimeable number, because it can be changed into a prime (2203773961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39353079 + ... + 39353134.

Almost surely, 2^2203773964 is an apocalyptic number.

It is an amenable number.

2203773964 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2203773964 is a wasteful number, since it uses less digits than its factorization.

2203773964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78706224 (or 78706222 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 43.

The square root of 2203773964 is about 46944.3709511588. The cubic root of 2203773964 is about 1301.3347167444.

The spelling of 2203773964 in words is "two billion, two hundred three million, seven hundred seventy-three thousand, nine hundred sixty-four".