146229073 has 8 divisors (see below), whose sum is σ = 154072800. Its totient is φ = 138400128.

The previous prime is 146229071. The next prime is 146229091. The reversal of 146229073 is 370922641.

146229073 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 146229073 - 2¹ = 146229071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146229071) 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, 20865 + ... + 26977.

It is an arithmetic number, because the mean of its divisors is an integer number (19259100).

Almost surely, 2^146229073 is an apocalyptic number.

It is an amenable number.

146229073 is a deficient number, since it is larger than the sum of its proper divisors (7843727).

146229073 is a wasteful number, since it uses less digits than its factorization.

146229073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7391.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 146229073 is about 12092.5213665306. The cubic root of 146229073 is about 526.8389905487.

The spelling of 146229073 in words is "one hundred forty-six million, two hundred twenty-nine thousand, seventy-three".