48364821 has 12 divisors (see below), whose sum is σ = 70903872. Its totient is φ = 31761576.

The previous prime is 48364817. The next prime is 48364831. The reversal of 48364821 is 12846384.

48364821 is a `hidden beast` number, since 4 + 8 + 3 + 648 + 2 + 1 = 666.

It is not a de Polignac number, because 48364821 - 2² = 48364817 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48364831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39501 + ... + 40706.

It is an arithmetic number, because the mean of its divisors is an integer number (5908656).

Almost surely, 2^48364821 is an apocalyptic number.

It is an amenable number.

48364821 is a deficient number, since it is larger than the sum of its proper divisors (22539051).

48364821 is a wasteful number, since it uses less digits than its factorization.

48364821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80280 (or 80277 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 48364821 is about 6954.4820799251. The cubic root of 48364821 is about 364.3425231556.

The spelling of 48364821 in words is "forty-eight million, three hundred sixty-four thousand, eight hundred twenty-one".