249464126 has 4 divisors (see below), whose sum is σ = 374196192. Its totient is φ = 124732062.

The previous prime is 249464123. The next prime is 249464183. The reversal of 249464126 is 621464942.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 249464126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249464123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62366030 + ... + 62366033.

It is an arithmetic number, because the mean of its divisors is an integer number (93549048).

Almost surely, 2^249464126 is an apocalyptic number.

249464126 is a deficient number, since it is larger than the sum of its proper divisors (124732066).

249464126 is a wasteful number, since it uses less digits than its factorization.

249464126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124732065.

The product of its digits is 82944, while the sum is 38.

The square root of 249464126 is about 15794.4333864815. The cubic root of 249464126 is about 629.5100970087.

The spelling of 249464126 in words is "two hundred forty-nine million, four hundred sixty-four thousand, one hundred twenty-six".