45945669 has 16 divisors (see below), whose sum is σ = 76377600. Its totient is φ = 23867760.

The previous prime is 45945661. The next prime is 45945677. The reversal of 45945669 is 96654954.

45945669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (45945661) and next prime (45945677).

It is not a de Polignac number, because 45945669 - 2³ = 45945661 is a prime.

It is a super-2 number, since 2×45945669² = 4222008999715122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45945661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99219 + ... + 99680.

It is an arithmetic number, because the mean of its divisors is an integer number (4773600).

Almost surely, 2^45945669 is an apocalyptic number.

It is an amenable number.

45945669 is a deficient number, since it is larger than the sum of its proper divisors (30431931).

45945669 is a wasteful number, since it uses less digits than its factorization.

45945669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198920.

The product of its digits is 1166400, while the sum is 48.

The square root of 45945669 is about 6778.3234652825. The cubic root of 45945669 is about 358.1636658939.

The spelling of 45945669 in words is "forty-five million, nine hundred forty-five thousand, six hundred sixty-nine".