45985265 has 8 divisors (see below), whose sum is σ = 56673960. Its totient is φ = 35793792.

The previous prime is 45985259. The next prime is 45985297. The reversal of 45985265 is 56258954.

It can be written as a sum of positive squares in 4 ways, for example, as 8334769 + 37650496 = 2887^2 + 6136^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 45985265 - 2⁶ = 45985201 is a prime.

It is a super-2 number, since 2×45985265² = 4229289194240450, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 124100 + ... + 124469.

It is an arithmetic number, because the mean of its divisors is an integer number (7084245).

Almost surely, 2^45985265 is an apocalyptic number.

It is an amenable number.

45985265 is a deficient number, since it is larger than the sum of its proper divisors (10688695).

45985265 is a wasteful number, since it uses less digits than its factorization.

45985265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248611.

The product of its digits is 432000, while the sum is 44.

The square root of 45985265 is about 6781.2436175085. The cubic root of 45985265 is about 358.2665248924.

The spelling of 45985265 in words is "forty-five million, nine hundred eighty-five thousand, two hundred sixty-five".