48685421 has 4 divisors (see below), whose sum is σ = 48865344. Its totient is φ = 48505500.

The previous prime is 48685361. The next prime is 48685423. The reversal of 48685421 is 12458684.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48685421 - 2¹⁴ = 48669037 is a prime.

It is a super-3 number, since 3×48685421³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48685423) 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, 89555 + ... + 90096.

It is an arithmetic number, because the mean of its divisors is an integer number (12216336).

Almost surely, 2^48685421 is an apocalyptic number.

It is an amenable number.

48685421 is a deficient number, since it is larger than the sum of its proper divisors (179923).

48685421 is a wasteful number, since it uses less digits than its factorization.

48685421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179922.

The product of its digits is 61440, while the sum is 38.

The square root of 48685421 is about 6977.4938910758. The cubic root of 48685421 is about 365.1458002620.

The spelling of 48685421 in words is "forty-eight million, six hundred eighty-five thousand, four hundred twenty-one".