4012722623 has 24 divisors (see below), whose sum is σ = 5162861088. Its totient is φ = 3036825792.

The previous prime is 4012722617. The next prime is 4012722641. The reversal of 4012722623 is 3262272104.

It is not a de Polignac number, because 4012722623 - 2¹² = 4012718527 is a prime.

It is a super-2 number, since 2×4012722623² = 32203885698272000258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012722523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6461 + ... + 89817.

It is an arithmetic number, because the mean of its divisors is an integer number (215119212).

Almost surely, 2^4012722623 is an apocalyptic number.

4012722623 is a deficient number, since it is larger than the sum of its proper divisors (1150138465).

4012722623 is a wasteful number, since it uses less digits than its factorization.

4012722623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83423 (or 83400 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 4012722623 is about 63346.0545180203. The cubic root of 4012722623 is about 1589.0822628695.

Adding to 4012722623 its reverse (3262272104), we get a palindrome (7274994727).

The spelling of 4012722623 in words is "four billion, twelve million, seven hundred twenty-two thousand, six hundred twenty-three".