68429052 has 36 divisors (see below), whose sum is σ = 173267640. Its totient is φ = 22770912.

The previous prime is 68429047. The next prime is 68429057. The reversal of 68429052 is 25092486.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (68429047) and next prime (68429057).

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a junction number, because it is equal to n+sod(n) for n = 68428998 and 68429016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68429057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26599 + ... + 29057.

It is an arithmetic number, because the mean of its divisors is an integer number (4812990).

Almost surely, 2^68429052 is an apocalyptic number.

It is an amenable number.

68429052 is an abundant number, since it is smaller than the sum of its proper divisors (104838588).

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

68429052 is a wasteful number, since it uses less digits than its factorization.

68429052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3242 (or 3237 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 68429052 is about 8272.1854427956. The cubic root of 68429052 is about 409.0221631014.

The spelling of 68429052 in words is "sixty-eight million, four hundred twenty-nine thousand, fifty-two".