916228547 has 8 divisors (see below), whose sum is σ = 987840000. Its totient is φ = 844778880.

The previous prime is 916228501. The next prime is 916228553. The reversal of 916228547 is 745822619.

It is a happy number.

916228547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 916228547 - 2¹⁶ = 916163011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 916228498 and 916228507.

It is not an unprimeable number, because it can be changed into a prime (916228597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28547 + ... + 51452.

It is an arithmetic number, because the mean of its divisors is an integer number (123480000).

Almost surely, 2^916228547 is an apocalyptic number.

916228547 is a deficient number, since it is larger than the sum of its proper divisors (71611453).

916228547 is a wasteful number, since it uses less digits than its factorization.

916228547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80893.

The product of its digits is 241920, while the sum is 44.

The square root of 916228547 is about 30269.2673680748. The cubic root of 916228547 is about 971.2579940452.

The spelling of 916228547 in words is "nine hundred sixteen million, two hundred twenty-eight thousand, five hundred forty-seven".