146090905 has 8 divisors (see below), whose sum is σ = 184536000. Its totient is φ = 110721456.

The previous prime is 146090891. The next prime is 146090929. The reversal of 146090905 is 509090641.

146090905 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 146090905 - 2¹¹ = 146088857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768805 + ... + 768994.

It is an arithmetic number, because the mean of its divisors is an integer number (23067000).

Almost surely, 2^146090905 is an apocalyptic number.

It is an amenable number.

146090905 is a deficient number, since it is larger than the sum of its proper divisors (38445095).

146090905 is a wasteful number, since it uses less digits than its factorization.

146090905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537823.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 146090905 is about 12086.8070639024. The cubic root of 146090905 is about 526.6730061638.

The spelling of 146090905 in words is "one hundred forty-six million, ninety thousand, nine hundred five".