249433195 has 16 divisors (see below), whose sum is σ = 328545792. Its totient is φ = 180286560.

The previous prime is 249433193. The next prime is 249433199. The reversal of 249433195 is 591334942.

It is not a de Polignac number, because 249433195 - 2¹ = 249433193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (249433193) 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, 4947 + ... + 22876.

It is an arithmetic number, because the mean of its divisors is an integer number (20534112).

Almost surely, 2^249433195 is an apocalyptic number.

249433195 is a deficient number, since it is larger than the sum of its proper divisors (79112597).

249433195 is a wasteful number, since it uses less digits than its factorization.

249433195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28002.

The product of its digits is 116640, while the sum is 40.

The square root of 249433195 is about 15793.4541820338. The cubic root of 249433195 is about 629.4840783289.

The spelling of 249433195 in words is "two hundred forty-nine million, four hundred thirty-three thousand, one hundred ninety-five".