146345646 has 32 divisors (see below), whose sum is σ = 302970528. Its totient is φ = 47093760.

The previous prime is 146345611. The next prime is 146345653. The reversal of 146345646 is 646543641.

146345646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20796 + ... + 26928.

It is an arithmetic number, because the mean of its divisors is an integer number (9467829).

Almost surely, 2^146345646 is an apocalyptic number.

146345646 is an abundant number, since it is smaller than the sum of its proper divisors (156624882).

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

146345646 is a wasteful number, since it uses less digits than its factorization.

146345646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6276.

The product of its digits is 207360, while the sum is 39.

The square root of 146345646 is about 12097.3404515207. The cubic root of 146345646 is about 526.9789510632.

The spelling of 146345646 in words is "one hundred forty-six million, three hundred forty-five thousand, six hundred forty-six".