147722076 has 96 divisors (see below), whose sum is σ = 395136000. Its totient is φ = 47706624.

The previous prime is 147722063. The next prime is 147722087. The reversal of 147722076 is 670227741.

It is a happy number.

147722076 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 147722076.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 617965 + ... + 618203.

It is an arithmetic number, because the mean of its divisors is an integer number (4116000).

Almost surely, 2^147722076 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147722076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197568000).

147722076 is an abundant number, since it is smaller than the sum of its proper divisors (247413924).

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

147722076 is a wasteful number, since it uses less digits than its factorization.

147722076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408 (or 400 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 147722076 is about 12154.0970869909. The cubic root of 147722076 is about 528.6259363872.

The spelling of 147722076 in words is "one hundred forty-seven million, seven hundred twenty-two thousand, seventy-six".