48278099 has 4 divisors (see below), whose sum is σ = 48320160. Its totient is φ = 48236040.

The previous prime is 48278089. The next prime is 48278117. The reversal of 48278099 is 99087284.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48278099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48278089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19259 + ... + 21620.

It is an arithmetic number, because the mean of its divisors is an integer number (12080040).

Almost surely, 2^48278099 is an apocalyptic number.

48278099 is a deficient number, since it is larger than the sum of its proper divisors (42061).

48278099 is a wasteful number, since it uses less digits than its factorization.

48278099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42060.

The product of its (nonzero) digits is 290304, while the sum is 47.

The square root of 48278099 is about 6948.2443106155. The cubic root of 48278099 is about 364.1246277549.

The spelling of 48278099 in words is "forty-eight million, two hundred seventy-eight thousand, ninety-nine".