3640263122 has 8 divisors (see below), whose sum is σ = 5460654972. Its totient is φ = 1820044800.

The previous prime is 3640263119. The next prime is 3640263127. The reversal of 3640263122 is 2213620463.

It can be written as a sum of positive squares in 2 ways, for example, as 3553232881 + 87030241 = 59609^2 + 9329^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3640263127) 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, 45422 + ... + 96662.

Almost surely, 2^3640263122 is an apocalyptic number.

3640263122 is a deficient number, since it is larger than the sum of its proper divisors (1820391850).

3640263122 is a wasteful number, since it uses less digits than its factorization.

3640263122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86764.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 3640263122 is about 60334.5930789294. The cubic root of 3640263122 is about 1538.3114006713.

Adding to 3640263122 its reverse (2213620463), we get a palindrome (5853883585).

The spelling of 3640263122 in words is "three billion, six hundred forty million, two hundred sixty-three thousand, one hundred twenty-two".