45550207 has 4 divisors (see below), whose sum is σ = 45852016. Its totient is φ = 45248400.

The previous prime is 45550181. The next prime is 45550231. The reversal of 45550207 is 70205554.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45550207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45550237) 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, 150678 + ... + 150979.

It is an arithmetic number, because the mean of its divisors is an integer number (11463004).

Almost surely, 2^45550207 is an apocalyptic number.

45550207 is a deficient number, since it is larger than the sum of its proper divisors (301809).

45550207 is a wasteful number, since it uses less digits than its factorization.

45550207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301808.

The product of its (nonzero) digits is 7000, while the sum is 28.

The square root of 45550207 is about 6749.0893459785. The cubic root of 45550207 is about 357.1331121227.

The spelling of 45550207 in words is "forty-five million, five hundred fifty thousand, two hundred seven".