240616623 has 24 divisors (see below), whose sum is σ = 367847568. Its totient is φ = 139356672.

The previous prime is 240616619. The next prime is 240616669. The reversal of 240616623 is 326616042.

It is not a de Polignac number, because 240616623 - 2² = 240616619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240616223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5340 + ... + 22577.

It is an arithmetic number, because the mean of its divisors is an integer number (15326982).

Almost surely, 2^240616623 is an apocalyptic number.

240616623 is a deficient number, since it is larger than the sum of its proper divisors (127230945).

240616623 is a wasteful number, since it uses less digits than its factorization.

240616623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27963 (or 27950 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 240616623 is about 15511.8220399797. The cubic root of 240616623 is about 621.9782657666.

The spelling of 240616623 in words is "two hundred forty million, six hundred sixteen thousand, six hundred twenty-three".