243485373 has 16 divisors (see below), whose sum is σ = 344221056. Its totient is φ = 152563200.

The previous prime is 243485371. The next prime is 243485413. The reversal of 243485373 is 373584342.

It is not a de Polignac number, because 243485373 - 2¹ = 243485371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243485371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39073 + ... + 44873.

It is an arithmetic number, because the mean of its divisors is an integer number (21513816).

Almost surely, 2^243485373 is an apocalyptic number.

It is an amenable number.

243485373 is a deficient number, since it is larger than the sum of its proper divisors (100735683).

243485373 is a wasteful number, since it uses less digits than its factorization.

243485373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6644.

The product of its digits is 241920, while the sum is 39.

The square root of 243485373 is about 15604.0178479775. The cubic root of 243485373 is about 624.4403506444.

The spelling of 243485373 in words is "two hundred forty-three million, four hundred eighty-five thousand, three hundred seventy-three".