7623224636 has 6 divisors (see below), whose sum is σ = 13340643120. Its totient is φ = 3811612316.

The previous prime is 7623224621. The next prime is 7623224639. The reversal of 7623224636 is 6364223267.

It is a happy number.

It is a super-2 number, since 2×7623224636² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7623224593 and 7623224602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7623224639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 952903076 + ... + 952903083.

It is an arithmetic number, because the mean of its divisors is an integer number (2223440520).

Almost surely, 2^7623224636 is an apocalyptic number.

It is an amenable number.

7623224636 is a deficient number, since it is larger than the sum of its proper divisors (5717418484).

7623224636 is a wasteful number, since it uses less digits than its factorization.

7623224636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905806163 (or 1905806161 counting only the distinct ones).

The product of its digits is 435456, while the sum is 41.

The square root of 7623224636 is about 87311.0796863720. The cubic root of 7623224636 is about 1968.0958208875.

The spelling of 7623224636 in words is "seven billion, six hundred twenty-three million, two hundred twenty-four thousand, six hundred thirty-six".