48509998 has 4 divisors (see below), whose sum is σ = 72765000. Its totient is φ = 24254998.

The previous prime is 48509987. The next prime is 48510037. The reversal of 48509998 is 89990584.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12127498 + ... + 12127501.

It is an arithmetic number, because the mean of its divisors is an integer number (18191250).

Almost surely, 2^48509998 is an apocalyptic number.

48509998 is a deficient number, since it is larger than the sum of its proper divisors (24255002).

48509998 is a wasteful number, since it uses less digits than its factorization.

48509998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24255001.

The product of its (nonzero) digits is 933120, while the sum is 52.

The square root of 48509998 is about 6964.9119161695. The cubic root of 48509998 is about 364.7067087849.

The spelling of 48509998 in words is "forty-eight million, five hundred nine thousand, nine hundred ninety-eight".