68267492 has 6 divisors (see below), whose sum is σ = 119468118. Its totient is φ = 34133744.

The previous prime is 68267489. The next prime is 68267503. The reversal of 68267492 is 29476286.

It can be written as a sum of positive squares in only one way, i.e., 41165056 + 27102436 = 6416^2 + 5206^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8533433 + ... + 8533440.

It is an arithmetic number, because the mean of its divisors is an integer number (19911353).

Almost surely, 2^68267492 is an apocalyptic number.

It is an amenable number.

68267492 is a deficient number, since it is larger than the sum of its proper divisors (51200626).

68267492 is a wasteful number, since it uses less digits than its factorization.

68267492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17066877 (or 17066875 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The square root of 68267492 is about 8262.4144171059. The cubic root of 68267492 is about 408.7000109697.

The spelling of 68267492 in words is "sixty-eight million, two hundred sixty-seven thousand, four hundred ninety-two".