242453644 has 6 divisors (see below), whose sum is σ = 424293884. Its totient is φ = 121226820.

The previous prime is 242453633. The next prime is 242453647. The reversal of 242453644 is 446354242.

242453644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (242453647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30306702 + ... + 30306709.

Almost surely, 2^242453644 is an apocalyptic number.

It is an amenable number.

242453644 is a deficient number, since it is larger than the sum of its proper divisors (181840240).

242453644 is a wasteful number, since it uses less digits than its factorization.

242453644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60613415 (or 60613413 counting only the distinct ones).

The product of its digits is 92160, while the sum is 34.

The square root of 242453644 is about 15570.9230298014. The cubic root of 242453644 is about 623.5571143731.

It can be divided in two parts, 24245 and 3644, that added together give a square (27889 = 167²).

The spelling of 242453644 in words is "two hundred forty-two million, four hundred fifty-three thousand, six hundred forty-four".