248867506 has 4 divisors (see below), whose sum is σ = 373301262. Its totient is φ = 124433752.

The previous prime is 248867503. The next prime is 248867519. The reversal of 248867506 is 605768842.

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

It can be written as a sum of positive squares in only one way, i.e., 207792225 + 41075281 = 14415^2 + 6409^2 .

It is not an unprimeable number, because it can be changed into a prime (248867503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62216875 + ... + 62216878.

Almost surely, 2^248867506 is an apocalyptic number.

248867506 is a deficient number, since it is larger than the sum of its proper divisors (124433756).

248867506 is a wasteful number, since it uses less digits than its factorization.

248867506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124433755.

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 248867506 is about 15775.5350463938. The cubic root of 248867506 is about 629.0078496109.

The spelling of 248867506 in words is "two hundred forty-eight million, eight hundred sixty-seven thousand, five hundred six".