68034432 has 32 divisors (see below), whose sum is σ = 180717480. Its totient is φ = 22678016.

The previous prime is 68034431. The next prime is 68034451. The reversal of 68034432 is 23443086.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 68034432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68034431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88203 + ... + 88970.

Almost surely, 2^68034432 is an apocalyptic number.

It is an amenable number.

68034432 is an abundant number, since it is smaller than the sum of its proper divisors (112683048).

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

68034432 is a wasteful number, since it uses less digits than its factorization.

68034432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177190 (or 177178 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 68034432 is about 8248.2987336784. The cubic root of 68034432 is about 408.2343905027.

The spelling of 68034432 in words is "sixty-eight million, thirty-four thousand, four hundred thirty-two".