243090106 has 16 divisors (see below), whose sum is σ = 441239616. Its totient is φ = 98053056.

The previous prime is 243090103. The next prime is 243090109. The reversal of 243090106 is 601090342.

It is an interprime number because it is at equal distance from previous prime (243090103) and next prime (243090109).

It is not an unprimeable number, because it can be changed into a prime (243090103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510456 + ... + 510931.

It is an arithmetic number, because the mean of its divisors is an integer number (27577476).

Almost surely, 2^243090106 is an apocalyptic number.

243090106 is a deficient number, since it is larger than the sum of its proper divisors (198149510).

243090106 is a wasteful number, since it uses less digits than its factorization.

243090106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021413.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 243090106 is about 15591.3471515453. The cubic root of 243090106 is about 624.1022682618.

The spelling of 243090106 in words is "two hundred forty-three million, ninety thousand, one hundred six".