242473636 has 12 divisors (see below), whose sum is σ = 442778112. Its totient is φ = 115965608.

The previous prime is 242473633. The next prime is 242473667. The reversal of 242473636 is 636374242.

It is a junction number, because it is equal to n+sod(n) for n = 242473595 and 242473604.

It is not an unprimeable number, because it can be changed into a prime (242473633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1317700 + ... + 1317883.

It is an arithmetic number, because the mean of its divisors is an integer number (36898176).

Almost surely, 2^242473636 is an apocalyptic number.

It is an amenable number.

242473636 is a deficient number, since it is larger than the sum of its proper divisors (200304476).

242473636 is a wasteful number, since it uses less digits than its factorization.

242473636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635610 (or 2635608 counting only the distinct ones).

The product of its digits is 145152, while the sum is 37.

The square root of 242473636 is about 15571.5649823645. The cubic root of 242473636 is about 623.5742527849.

The spelling of 242473636 in words is "two hundred forty-two million, four hundred seventy-three thousand, six hundred thirty-six".