2640234607 has 8 divisors (see below), whose sum is σ = 2766857184. Its totient is φ = 2514597888.

The previous prime is 2640234599. The next prime is 2640234643. The reversal of 2640234607 is 7064320462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2640234607 - 2³ = 2640234599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2640234677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240978 + ... + 251695.

It is an arithmetic number, because the mean of its divisors is an integer number (345857148).

Almost surely, 2^2640234607 is an apocalyptic number.

2640234607 is a deficient number, since it is larger than the sum of its proper divisors (126622577).

2640234607 is a wasteful number, since it uses less digits than its factorization.

2640234607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492929.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 2640234607 is about 51383.2132802144. The cubic root of 2640234607 is about 1382.1255850336.

It can be divided in two parts, 26402 and 34607, that added together give a square (61009 = 247²).

The spelling of 2640234607 in words is "two billion, six hundred forty million, two hundred thirty-four thousand, six hundred seven".