193012864 has 96 divisors (see below), whose sum is σ = 437102640. Its totient is φ = 84188160.

The previous prime is 193012843. The next prime is 193012873. The reversal of 193012864 is 468210391.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1184047 + ... + 1184209.

Almost surely, 2^193012864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 193012864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218551320).

193012864 is an abundant number, since it is smaller than the sum of its proper divisors (244089776).

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

193012864 is a wasteful number, since it uses less digits than its factorization.

193012864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 193012864 is about 13892.9069672261. The cubic root of 193012864 is about 577.9124957829.

The spelling of 193012864 in words is "one hundred ninety-three million, twelve thousand, eight hundred sixty-four".