45985005 has 24 divisors (see below), whose sum is σ = 86954400. Its totient is φ = 22295520.

The previous prime is 45985001. The next prime is 45985007. The reversal of 45985005 is 50058954.

It is a happy number.

It is not a de Polignac number, because 45985005 - 2² = 45985001 is a prime.

It is a super-2 number, since 2×45985005² = 4229241369700050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45985001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45955 + ... + 46944.

It is an arithmetic number, because the mean of its divisors is an integer number (3623100).

Almost surely, 2^45985005 is an apocalyptic number.

45985005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45985005 is a deficient number, since it is larger than the sum of its proper divisors (40969395).

45985005 is a wasteful number, since it uses less digits than its factorization.

45985005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92921 (or 92918 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 45985005 is about 6781.2244469565. The cubic root of 45985005 is about 358.2658496799.

The spelling of 45985005 in words is "forty-five million, nine hundred eighty-five thousand, five".