68067402 has 16 divisors (see below), whose sum is σ = 146606880. Its totient is φ = 20943792.

The previous prime is 68067397. The next prime is 68067407. The reversal of 68067402 is 20476086.

It is an interprime number because it is at equal distance from previous prime (68067397) and next prime (68067407).

It is not an unprimeable number, because it can be changed into a prime (68067407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436252 + ... + 436407.

It is an arithmetic number, because the mean of its divisors is an integer number (9162930).

Almost surely, 2^68067402 is an apocalyptic number.

68067402 is an abundant number, since it is smaller than the sum of its proper divisors (78539478).

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

68067402 is a wasteful number, since it uses less digits than its factorization.

68067402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872677.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 68067402 is about 8250.2970855600. The cubic root of 68067402 is about 408.3003243436.

The spelling of 68067402 in words is "sixty-eight million, sixty-seven thousand, four hundred two".