146423644 has 12 divisors (see below), whose sum is σ = 256329304. Its totient is φ = 73186704.

The previous prime is 146423593. The next prime is 146423687. The reversal of 146423644 is 446324641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14407 + ... + 22369.

Almost surely, 2^146423644 is an apocalyptic number.

It is an amenable number.

146423644 is a deficient number, since it is larger than the sum of its proper divisors (109905660).

146423644 is a wasteful number, since it uses less digits than its factorization.

146423644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12564 (or 12562 counting only the distinct ones).

The product of its digits is 55296, while the sum is 34.

The square root of 146423644 is about 12100.5637885183. The cubic root of 146423644 is about 527.0725559528.

The spelling of 146423644 in words is "one hundred forty-six million, four hundred twenty-three thousand, six hundred forty-four".