68233936 has 10 divisors (see below), whose sum is σ = 132203282. Its totient is φ = 34116960.

The previous prime is 68233889. The next prime is 68233943. The reversal of 68233936 is 63933286.

It can be written as a sum of positive squares in only one way, i.e., 67963536 + 270400 = 8244^2 + 520^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2132295 + ... + 2132326.

Almost surely, 2^68233936 is an apocalyptic number.

It is an amenable number.

68233936 is a deficient number, since it is larger than the sum of its proper divisors (63969346).

68233936 is a wasteful number, since it uses less digits than its factorization.

68233936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4264629 (or 4264623 counting only the distinct ones).

The product of its digits is 139968, while the sum is 40.

The square root of 68233936 is about 8260.3835262051. The cubic root of 68233936 is about 408.6330362657.

It can be divided in two parts, 68233 and 936, that added together give a square (69169 = 263²).

The spelling of 68233936 in words is "sixty-eight million, two hundred thirty-three thousand, nine hundred thirty-six".