9147204654 has 96 divisors (see below), whose sum is σ = 22587102720. Its totient is φ = 2453859072.

The previous prime is 9147204643. The next prime is 9147204707. The reversal of 9147204654 is 4564027419.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2332107 + ... + 2336025.

It is an arithmetic number, because the mean of its divisors is an integer number (235282320).

Almost surely, 2^9147204654 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9147204654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11293551360).

9147204654 is an abundant number, since it is smaller than the sum of its proper divisors (13439898066).

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

9147204654 is a wasteful number, since it uses less digits than its factorization.

9147204654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4422 (or 4415 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 9147204654 is about 95641.0197248022. The cubic root of 9147204654 is about 2091.3632166199.

The spelling of 9147204654 in words is "nine billion, one hundred forty-seven million, two hundred four thousand, six hundred fifty-four".