68021962 has 8 divisors (see below), whose sum is σ = 102836736. Its totient is φ = 33743052.

The previous prime is 68021917. The next prime is 68021963. The reversal of 68021962 is 26912086.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (68021963) 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, 133648 + ... + 134155.

It is an arithmetic number, because the mean of its divisors is an integer number (12854592).

Almost surely, 2^68021962 is an apocalyptic number.

68021962 is a deficient number, since it is larger than the sum of its proper divisors (34814774).

68021962 is a wasteful number, since it uses less digits than its factorization.

68021962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267932.

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

The square root of 68021962 is about 8247.5427855817. The cubic root of 68021962 is about 408.2094472803.

The spelling of 68021962 in words is "sixty-eight million, twenty-one thousand, nine hundred sixty-two".