2193501463 has 4 divisors (see below), whose sum is σ = 2194266240. Its totient is φ = 2192736688.

The previous prime is 2193501437. The next prime is 2193501481. The reversal of 2193501463 is 3641053912.

2193501463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2193501463 is a prime.

It is a super-2 number, since 2×2193501463² = 9622897336366280738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2193504463) 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, 378070 + ... + 383827.

It is an arithmetic number, because the mean of its divisors is an integer number (548566560).

Almost surely, 2^2193501463 is an apocalyptic number.

2193501463 is a deficient number, since it is larger than the sum of its proper divisors (764777).

2193501463 is an equidigital number, since it uses as much as digits as its factorization.

2193501463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764776.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 2193501463 is about 46834.8317281060. The cubic root of 2193501463 is about 1299.3095866497.

The spelling of 2193501463 in words is "two billion, one hundred ninety-three million, five hundred one thousand, four hundred sixty-three".