45847169 has 4 divisors (see below), whose sum is σ = 45889620. Its totient is φ = 45804720.

The previous prime is 45847163. The next prime is 45847183. The reversal of 45847169 is 96174854.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3441025 + 42406144 = 1855^2 + 6512^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45847169 is a prime.

It is a super-2 number, since 2×45847169² = 4203925810629122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45847163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19562 + ... + 21779.

It is an arithmetic number, because the mean of its divisors is an integer number (11472405).

Almost surely, 2^45847169 is an apocalyptic number.

It is an amenable number.

45847169 is a deficient number, since it is larger than the sum of its proper divisors (42451).

45847169 is a wasteful number, since it uses less digits than its factorization.

45847169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42450.

The product of its digits is 241920, while the sum is 44.

The square root of 45847169 is about 6771.0537584633. The cubic root of 45847169 is about 357.9075346646.

The spelling of 45847169 in words is "forty-five million, eight hundred forty-seven thousand, one hundred sixty-nine".