146006618 has 4 divisors (see below), whose sum is σ = 219009930. Its totient is φ = 73003308.

The previous prime is 146006579. The next prime is 146006633. The reversal of 146006618 is 816600641.

It is a happy number.

146006618 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 816600641 = 109 ⋅7491749.

It can be written as a sum of positive squares in only one way, i.e., 144889369 + 1117249 = 12037^2 + 1057^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36501653 + ... + 36501656.

Almost surely, 2^146006618 is an apocalyptic number.

146006618 is a deficient number, since it is larger than the sum of its proper divisors (73003312).

146006618 is an equidigital number, since it uses as much as digits as its factorization.

146006618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73003311.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 146006618 is about 12083.3198252798. The cubic root of 146006618 is about 526.5716988587.

The spelling of 146006618 in words is "one hundred forty-six million, six thousand, six hundred eighteen".