48909867 has 16 divisors (see below), whose sum is σ = 69420960. Its totient is φ = 30523392.

The previous prime is 48909851. The next prime is 48909869. The reversal of 48909867 is 76890984.

It is a happy number.

It is not a de Polignac number, because 48909867 - 2⁴ = 48909851 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (48909869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7359 + ... + 12327.

It is an arithmetic number, because the mean of its divisors is an integer number (4338810).

Almost surely, 2^48909867 is an apocalyptic number.

48909867 is a deficient number, since it is larger than the sum of its proper divisors (20511093).

48909867 is a wasteful number, since it uses less digits than its factorization.

48909867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5182.

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 48909867 is about 6993.5589652194. The cubic root of 48909867 is about 365.7060630839.

The spelling of 48909867 in words is "forty-eight million, nine hundred nine thousand, eight hundred sixty-seven".