2387234 has 4 divisors (see below), whose sum is σ = 3580854. Its totient is φ = 1193616.

The previous prime is 2387221. The next prime is 2387237. The reversal of 2387234 is 4327832.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2088025 + 299209 = 1445^2 + 547^2 .

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2387197 and 2387206.

It is not an unprimeable number, because it can be changed into a prime (2387237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 596807 + ... + 596810.

2^2387234 is an apocalyptic number.

2387234 is a deficient number, since it is larger than the sum of its proper divisors (1193620).

2387234 is a wasteful number, since it uses less digits than its factorization.

2387234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193619.

The product of its digits is 8064, while the sum is 29.

The square root of 2387234 is about 1545.0676360600. The cubic root of 2387234 is about 133.6487795032.

The spelling of 2387234 in words is "two million, three hundred eighty-seven thousand, two hundred thirty-four".