2640234603 has 4 divisors (see below), whose sum is σ = 3520312808. Its totient is φ = 1760156400.

The previous prime is 2640234599. The next prime is 2640234643. The reversal of 2640234603 is 3064320462.

It is a happy number.

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

It is not a de Polignac number, because 2640234603 - 2² = 2640234599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2640234643) 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, 440039098 + ... + 440039103.

It is an arithmetic number, because the mean of its divisors is an integer number (880078202).

Almost surely, 2^2640234603 is an apocalyptic number.

2640234603 is a deficient number, since it is larger than the sum of its proper divisors (880078205).

2640234603 is an equidigital number, since it uses as much as digits as its factorization.

2640234603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880078204.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 2640234603 is about 51383.2132412912. The cubic root of 2640234603 is about 1382.1255843356.

The spelling of 2640234603 in words is "two billion, six hundred forty million, two hundred thirty-four thousand, six hundred three".