234538651 has 2 divisors, whose sum is σ = 234538652. Its totient is φ = 234538650.

The previous prime is 234538643. The next prime is 234538687. The reversal of 234538651 is 156835432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 234538651 - 2³ = 234538643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234538651.

It is not a weakly prime, because it can be changed into another prime (234538691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117269325 + 117269326.

It is an arithmetic number, because the mean of its divisors is an integer number (117269326).

Almost surely, 2^234538651 is an apocalyptic number.

234538651 is a deficient number, since it is larger than the sum of its proper divisors (1).

234538651 is an equidigital number, since it uses as much as digits as its factorization.

234538651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 37.

The square root of 234538651 is about 15314.6547790017. The cubic root of 234538651 is about 616.6964867326.

The spelling of 234538651 in words is "two hundred thirty-four million, five hundred thirty-eight thousand, six hundred fifty-one".