4722776156 has 12 divisors (see below), whose sum is σ = 9445552368. Its totient is φ = 2024046912.

The previous prime is 4722776141. The next prime is 4722776159. The reversal of 4722776156 is 6516772274.

4722776156 is an admirable number.

It is a super-2 number, since 2×4722776156² = 44609229239364272672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4722776156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4722776159) 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 3 ways as a sum of consecutive naturals, for example, 84335261 + ... + 84335316.

It is an arithmetic number, because the mean of its divisors is an integer number (787129364).

Almost surely, 2^4722776156 is an apocalyptic number.

It is an amenable number.

4722776156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4722776156 is a wasteful number, since it uses less digits than its factorization.

4722776156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168670588 (or 168670586 counting only the distinct ones).

The product of its digits is 987840, while the sum is 47.

The square root of 4722776156 is about 68722.4574356884. The cubic root of 4722776156 is about 1677.7701136416.

The spelling of 4722776156 in words is "four billion, seven hundred twenty-two million, seven hundred seventy-six thousand, one hundred fifty-six".