340087238 has 16 divisors (see below), whose sum is σ = 516969600. Its totient is φ = 167774976.

The previous prime is 340087229. The next prime is 340087247. The reversal of 340087238 is 832780043.

It is an interprime number because it is at equal distance from previous prime (340087229) and next prime (340087247).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 340087198 and 340087207.

It is a congruent number.

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, 65195 + ... + 70217.

It is an arithmetic number, because the mean of its divisors is an integer number (32310600).

Almost surely, 2^340087238 is an apocalyptic number.

340087238 is a deficient number, since it is larger than the sum of its proper divisors (176882362).

340087238 is a wasteful number, since it uses less digits than its factorization.

340087238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5471.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 340087238 is about 18441.4543352741. The cubic root of 340087238 is about 698.0128937446.

The spelling of 340087238 in words is "three hundred forty million, eighty-seven thousand, two hundred thirty-eight".