68393036 has 24 divisors (see below), whose sum is σ = 122472000. Its totient is φ = 33408464.

The previous prime is 68393021. The next prime is 68393041. The reversal of 68393036 is 63039386.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41435 + ... + 43053.

It is an arithmetic number, because the mean of its divisors is an integer number (5103000).

Almost surely, 2^68393036 is an apocalyptic number.

It is an amenable number.

68393036 is a deficient number, since it is larger than the sum of its proper divisors (54078964).

68393036 is a wasteful number, since it uses less digits than its factorization.

68393036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861 (or 1859 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 38.

The square root of 68393036 is about 8270.0082224868. The cubic root of 68393036 is about 408.9503908202.

The spelling of 68393036 in words is "sixty-eight million, three hundred ninety-three thousand, thirty-six".