45506570 has 8 divisors (see below), whose sum is σ = 81911844. Its totient is φ = 18202624.

The previous prime is 45506563. The next prime is 45506579. The reversal of 45506570 is 7560554.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39400729 + 6105841 = 6277^2 + 2471^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45506579) 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, 2275319 + ... + 2275338.

Almost surely, 2^45506570 is an apocalyptic number.

45506570 is a deficient number, since it is larger than the sum of its proper divisors (36405274).

45506570 is a wasteful number, since it uses less digits than its factorization.

45506570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4550664.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 45506570 is about 6745.8557648381. The cubic root of 45506570 is about 357.0190314350.

The spelling of 45506570 in words is "forty-five million, five hundred six thousand, five hundred seventy".