68235192 has 24 divisors (see below), whose sum is σ = 184803840. Its totient is φ = 22745040.

The previous prime is 68235187. The next prime is 68235283. The reversal of 68235192 is 29153286.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 473784 + ... + 473927.

It is an arithmetic number, because the mean of its divisors is an integer number (7700160).

Almost surely, 2^68235192 is an apocalyptic number.

It is an amenable number.

68235192 is an abundant number, since it is smaller than the sum of its proper divisors (116568648).

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

68235192 is a wasteful number, since it uses less digits than its factorization.

68235192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947723 (or 947716 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 68235192 is about 8260.4595513809. The cubic root of 68235192 is about 408.6355435222.

The spelling of 68235192 in words is "sixty-eight million, two hundred thirty-five thousand, one hundred ninety-two".