145746164 has 12 divisors (see below), whose sum is σ = 255192000. Its totient is φ = 72834168.

The previous prime is 145746149. The next prime is 145746187. The reversal of 145746164 is 461647541.

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, 284 + ... + 17075.

It is an arithmetic number, because the mean of its divisors is an integer number (21266000).

Almost surely, 2^145746164 is an apocalyptic number.

It is an amenable number.

145746164 is a deficient number, since it is larger than the sum of its proper divisors (109445836).

145746164 is a wasteful number, since it uses less digits than its factorization.

145746164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19462 (or 19460 counting only the distinct ones).

The product of its digits is 80640, while the sum is 38.

The square root of 145746164 is about 12072.5375957170. The cubic root of 145746164 is about 526.2584040725.

The spelling of 145746164 in words is "one hundred forty-five million, seven hundred forty-six thousand, one hundred sixty-four".