248951998 has 4 divisors (see below), whose sum is σ = 373428000. Its totient is φ = 124475998.

The previous prime is 248951993. The next prime is 248951999. The reversal of 248951998 is 899159842.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248951993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62237998 + ... + 62238001.

It is an arithmetic number, because the mean of its divisors is an integer number (93357000).

Almost surely, 2^248951998 is an apocalyptic number.

248951998 is a deficient number, since it is larger than the sum of its proper divisors (124476002).

248951998 is a wasteful number, since it uses less digits than its factorization.

248951998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124476001.

The product of its digits is 1866240, while the sum is 55.

The square root of 248951998 is about 15778.2127631744. The cubic root of 248951998 is about 629.0790255266.

The spelling of 248951998 in words is "two hundred forty-eight million, nine hundred fifty-one thousand, nine hundred ninety-eight".