245249834 has 8 divisors (see below), whose sum is σ = 387236640. Its totient is φ = 116170956.

The previous prime is 245249813. The next prime is 245249909. The reversal of 245249834 is 438942542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 245249791 and 245249800.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3226934 + ... + 3227009.

It is an arithmetic number, because the mean of its divisors is an integer number (48404580).

Almost surely, 2^245249834 is an apocalyptic number.

245249834 is a deficient number, since it is larger than the sum of its proper divisors (141986806).

245249834 is a wasteful number, since it uses less digits than its factorization.

245249834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6453964.

The product of its digits is 276480, while the sum is 41.

The square root of 245249834 is about 15660.4544633928. The cubic root of 245249834 is about 625.9450951652.

The spelling of 245249834 in words is "two hundred forty-five million, two hundred forty-nine thousand, eight hundred thirty-four".