68922042 has 32 divisors (see below), whose sum is σ = 157852032. Its totient is φ = 19652544.

The previous prime is 68922041. The next prime is 68922047. The reversal of 68922042 is 24022986.

It is a junction number, because it is equal to n+sod(n) for n = 68921994 and 68922012.

It is not an unprimeable number, because it can be changed into a prime (68922041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24408 + ... + 27084.

It is an arithmetic number, because the mean of its divisors is an integer number (4932876).

Almost surely, 2^68922042 is an apocalyptic number.

68922042 is an abundant number, since it is smaller than the sum of its proper divisors (88929990).

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

68922042 is a wasteful number, since it uses less digits than its factorization.

68922042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3302.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 68922042 is about 8301.9300165684. The cubic root of 68922042 is about 410.0020662200.

The spelling of 68922042 in words is "sixty-eight million, nine hundred twenty-two thousand, forty-two".