48451785 has 32 divisors (see below), whose sum is σ = 82518912. Its totient is φ = 24192000.

The previous prime is 48451771. The next prime is 48451789. The reversal of 48451785 is 58715484.

It is not a de Polignac number, because 48451785 - 2⁴ = 48451769 is a prime.

It is a super-4 number, since 4×48451785⁴ (a number of 32 digits) contains 4444 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (48451789) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63627 + ... + 64383.

It is an arithmetic number, because the mean of its divisors is an integer number (2578716).

Almost surely, 2^48451785 is an apocalyptic number.

It is an amenable number.

48451785 is a deficient number, since it is larger than the sum of its proper divisors (34067127).

48451785 is a wasteful number, since it uses less digits than its factorization.

48451785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033.

The product of its digits is 179200, while the sum is 42.

The square root of 48451785 is about 6960.7316425790. The cubic root of 48451785 is about 364.5607651953.

The spelling of 48451785 in words is "forty-eight million, four hundred fifty-one thousand, seven hundred eighty-five".