249352058 has 4 divisors (see below), whose sum is σ = 374028090. Its totient is φ = 124676028.

The previous prime is 249352049. The next prime is 249352097. The reversal of 249352058 is 850253942.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 850253942 = 2 ⋅425126971.

It can be written as a sum of positive squares in only one way, i.e., 239847169 + 9504889 = 15487^2 + 3083^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62338013 + ... + 62338016.

Almost surely, 2^249352058 is an apocalyptic number.

249352058 is a deficient number, since it is larger than the sum of its proper divisors (124676032).

249352058 is a wasteful number, since it uses less digits than its factorization.

249352058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124676031.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 249352058 is about 15790.8852823393. The cubic root of 249352058 is about 629.4158169138.

The spelling of 249352058 in words is "two hundred forty-nine million, three hundred fifty-two thousand, fifty-eight".