230906737 has 2 divisors, whose sum is σ = 230906738. Its totient is φ = 230906736.

The previous prime is 230906719. The next prime is 230906771. The reversal of 230906737 is 737609032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228584161 + 2322576 = 15119^2 + 1524^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230906737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 230906696 and 230906705.

It is not a weakly prime, because it can be changed into another prime (230906717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115453368 + 115453369.

It is an arithmetic number, because the mean of its divisors is an integer number (115453369).

Almost surely, 2^230906737 is an apocalyptic number.

It is an amenable number.

230906737 is a deficient number, since it is larger than the sum of its proper divisors (1).

230906737 is an equidigital number, since it uses as much as digits as its factorization.

230906737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 230906737 is about 15195.6157163835. The cubic root of 230906737 is about 613.4966581885.

The spelling of 230906737 in words is "two hundred thirty million, nine hundred six thousand, seven hundred thirty-seven".