234744646 has 4 divisors (see below), whose sum is σ = 352116972. Its totient is φ = 117372322.

The previous prime is 234744637. The next prime is 234744661. The reversal of 234744646 is 646447432.

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

It is a junction number, because it is equal to n+sod(n) for n = 234744599 and 234744608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58686160 + ... + 58686163.

It is an arithmetic number, because the mean of its divisors is an integer number (88029243).

Almost surely, 2^234744646 is an apocalyptic number.

234744646 is a deficient number, since it is larger than the sum of its proper divisors (117372326).

234744646 is a wasteful number, since it uses less digits than its factorization.

234744646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117372325.

The product of its digits is 387072, while the sum is 40.

The square root of 234744646 is about 15321.3787238616. The cubic root of 234744646 is about 616.8769818144.

The spelling of 234744646 in words is "two hundred thirty-four million, seven hundred forty-four thousand, six hundred forty-six".