243450046 has 16 divisors (see below), whose sum is σ = 427523040. Its totient is φ = 101790720.

The previous prime is 243450043. The next prime is 243450071. The reversal of 243450046 is 640054342.

It is a junction number, because it is equal to n+sod(n) for n = 243449996 and 243450023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243450043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211491 + ... + 212638.

It is an arithmetic number, because the mean of its divisors is an integer number (26720190).

Almost surely, 2^243450046 is an apocalyptic number.

243450046 is a deficient number, since it is larger than the sum of its proper divisors (184072994).

243450046 is a wasteful number, since it uses less digits than its factorization.

243450046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424179.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 243450046 is about 15602.8858228214. The cubic root of 243450046 is about 624.4101494172.

The spelling of 243450046 in words is "two hundred forty-three million, four hundred fifty thousand, forty-six".