193995264 has 80 divisors (see below), whose sum is σ = 526787712. Its totient is φ = 63418368.

The previous prime is 193995259. The next prime is 193995283. The reversal of 193995264 is 462599391.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80217 + ... + 82599.

Almost surely, 2^193995264 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 193995264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263393856).

193995264 is an abundant number, since it is smaller than the sum of its proper divisors (332792448).

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

193995264 is an equidigital number, since it uses as much as digits as its factorization.

193995264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2457 (or 2441 counting only the distinct ones).

The product of its digits is 524880, while the sum is 48.

The square root of 193995264 is about 13928.2182636545. The cubic root of 193995264 is about 578.8913264263.

The spelling of 193995264 in words is "one hundred ninety-three million, nine hundred ninety-five thousand, two hundred sixty-four".