68038037 has 2 divisors, whose sum is σ = 68038038. Its totient is φ = 68038036.

The previous prime is 68038021. The next prime is 68038049. The reversal of 68038037 is 73083086.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59505796 + 8532241 = 7714^2 + 2921^2 .

It is a cyclic number.

It is not a de Polignac number, because 68038037 - 2⁴ = 68038021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68037988 and 68038006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68038007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34019018 + 34019019.

It is an arithmetic number, because the mean of its divisors is an integer number (34019019).

Almost surely, 2^68038037 is an apocalyptic number.

It is an amenable number.

68038037 is a deficient number, since it is larger than the sum of its proper divisors (1).

68038037 is an equidigital number, since it uses as much as digits as its factorization.

68038037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 68038037 is about 8248.5172606960. The cubic root of 68038037 is about 408.2416008663.

The spelling of 68038037 in words is "sixty-eight million, thirty-eight thousand, thirty-seven".