249914434 has 32 divisors (see below), whose sum is σ = 478783872. Its totient is φ = 94992000.

The previous prime is 249914417. The next prime is 249914447. The reversal of 249914434 is 434419942.

249914434 = 48² + 49² + ... + 908².

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13477 + ... + 26104.

It is an arithmetic number, because the mean of its divisors is an integer number (14961996).

Almost surely, 2^249914434 is an apocalyptic number.

249914434 is a deficient number, since it is larger than the sum of its proper divisors (228869438).

249914434 is a wasteful number, since it uses less digits than its factorization.

249914434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39642.

The product of its digits is 124416, while the sum is 40.

The square root of 249914434 is about 15808.6822347721. The cubic root of 249914434 is about 629.8886458099. Note that the first 3 decimals are identical.

The spelling of 249914434 in words is "two hundred forty-nine million, nine hundred fourteen thousand, four hundred thirty-four".