45564947 has 8 divisors (see below), whose sum is σ = 49802112. Its totient is φ = 41500800.

The previous prime is 45564941. The next prime is 45564971. The reversal of 45564947 is 74946554.

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 45564947 - 2⁴ = 45564931 is a prime.

It is a super-2 number, since 2×45564947² = 4152328790225618, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45564898 and 45564907.

It is not an unprimeable number, because it can be changed into a prime (45564941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42704 + ... + 43757.

It is an arithmetic number, because the mean of its divisors is an integer number (6225264).

Almost surely, 2^45564947 is an apocalyptic number.

45564947 is a deficient number, since it is larger than the sum of its proper divisors (4237165).

45564947 is a wasteful number, since it uses less digits than its factorization.

45564947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86509.

The product of its digits is 604800, while the sum is 44.

The square root of 45564947 is about 6750.1812568256. The cubic root of 45564947 is about 357.1716306037.

The spelling of 45564947 in words is "forty-five million, five hundred sixty-four thousand, nine hundred forty-seven".