481247745 has 64 divisors (see below), whose sum is σ = 882137088. Its totient is φ = 221760000.

The previous prime is 481247743. The next prime is 481247759. The reversal of 481247745 is 547742184.

It is not a de Polignac number, because 481247745 - 2¹ = 481247743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 481247697 and 481247706.

It is not an unprimeable number, because it can be changed into a prime (481247743) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 800445 + ... + 801045.

It is an arithmetic number, because the mean of its divisors is an integer number (13783392).

Almost surely, 2^481247745 is an apocalyptic number.

It is an amenable number.

481247745 is a deficient number, since it is larger than the sum of its proper divisors (400889343).

481247745 is a wasteful number, since it uses less digits than its factorization.

481247745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854.

The product of its digits is 250880, while the sum is 42.

The square root of 481247745 is about 21937.3595722001. The cubic root of 481247745 is about 783.6513796277.

The spelling of 481247745 in words is "four hundred eighty-one million, two hundred forty-seven thousand, seven hundred forty-five".