249914433 has 16 divisors (see below), whose sum is σ = 353154816. Its totient is φ = 156660480.

The previous prime is 249914417. The next prime is 249914447. The reversal of 249914433 is 334419942.

It is not a de Polignac number, because 249914433 - 2⁴ = 249914417 is a prime.

It is a super-2 number, since 2×249914433² = 124914447643422978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 249914391 and 249914400.

It is not an unprimeable number, because it can be changed into a prime (249914453) by changing a digit.

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, 81160 + ... + 84182.

It is an arithmetic number, because the mean of its divisors is an integer number (22072176).

Almost surely, 2^249914433 is an apocalyptic number.

It is an amenable number.

249914433 is a deficient number, since it is larger than the sum of its proper divisors (103240383).

249914433 is a wasteful number, since it uses less digits than its factorization.

249914433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4664.

The product of its digits is 93312, while the sum is 39.

The square root of 249914433 is about 15808.6822031439. The cubic root of 249914433 is about 629.8886449698. Note that the first 3 decimals are identical.

The spelling of 249914433 in words is "two hundred forty-nine million, nine hundred fourteen thousand, four hundred thirty-three".