48646145 has 8 divisors (see below), whose sum is σ = 58953960. Its totient is φ = 38531200.

The previous prime is 48646141. The next prime is 48646183. The reversal of 48646145 is 54164684.

It can be written as a sum of positive squares in 4 ways, for example, as 12837889 + 35808256 = 3583^2 + 5984^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 48646145 - 2² = 48646141 is a prime.

It is a super-2 number, since 2×48646145² = 4732894846722050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 48646099 and 48646108.

It is not an unprimeable number, because it can be changed into a prime (48646141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47660 + ... + 48669.

It is an arithmetic number, because the mean of its divisors is an integer number (7369245).

Almost surely, 2^48646145 is an apocalyptic number.

It is an amenable number.

48646145 is a deficient number, since it is larger than the sum of its proper divisors (10307815).

48646145 is a wasteful number, since it uses less digits than its factorization.

48646145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96435.

The product of its digits is 92160, while the sum is 38.

The square root of 48646145 is about 6974.6788456530. The cubic root of 48646145 is about 365.0475824625.

The spelling of 48646145 in words is "forty-eight million, six hundred forty-six thousand, one hundred forty-five".