45956569 has 4 divisors (see below), whose sum is σ = 46249444. Its totient is φ = 45663696.

The previous prime is 45956549. The next prime is 45956579. The reversal of 45956569 is 96565954.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96565954 = 2 ⋅48282977.

It can be written as a sum of positive squares in 2 ways, for example, as 34987225 + 10969344 = 5915^2 + 3312^2 .

It is a cyclic number.

It is not a de Polignac number, because 45956569 - 2¹³ = 45948377 is a prime.

It is a super-2 number, since 2×45956569² = 4224012468503522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45956549) 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 3 ways as a sum of consecutive naturals, for example, 146202 + ... + 146515.

It is an arithmetic number, because the mean of its divisors is an integer number (11562361).

Almost surely, 2^45956569 is an apocalyptic number.

It is an amenable number.

45956569 is a deficient number, since it is larger than the sum of its proper divisors (292875).

45956569 is a wasteful number, since it uses less digits than its factorization.

45956569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292874.

The product of its digits is 1458000, while the sum is 49.

The square root of 45956569 is about 6779.1274512285. The cubic root of 45956569 is about 358.1919868461.

The spelling of 45956569 in words is "forty-five million, nine hundred fifty-six thousand, five hundred sixty-nine".