1993310146 has 16 divisors (see below), whose sum is σ = 3205923840. Its totient is φ = 926153280.

The previous prime is 1993310113. The next prime is 1993310147. The reversal of 1993310146 is 6410133991.

It is not an unprimeable number, because it can be changed into a prime (1993310147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368370 + ... + 373741.

It is an arithmetic number, because the mean of its divisors is an integer number (200370240).

Almost surely, 2^1993310146 is an apocalyptic number.

1993310146 is a deficient number, since it is larger than the sum of its proper divisors (1212613694).

1993310146 is a wasteful number, since it uses less digits than its factorization.

1993310146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742209.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 1993310146 is about 44646.5020578320. The cubic root of 1993310146 is about 1258.5146993682.

The spelling of 1993310146 in words is "one billion, nine hundred ninety-three million, three hundred ten thousand, one hundred forty-six".