45500008 has 8 divisors (see below), whose sum is σ = 85312530. Its totient is φ = 22750000.

The previous prime is 45499997. The next prime is 45500009. The reversal of 45500008 is 80000554.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 44863204 + 636804 = 6698^2 + 798^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (45500009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2843743 + ... + 2843758.

Almost surely, 2^45500008 is an apocalyptic number.

It is an amenable number.

45500008 is a deficient number, since it is larger than the sum of its proper divisors (39812522).

45500008 is a wasteful number, since it uses less digits than its factorization.

45500008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5687507 (or 5687503 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 45500008 is about 6745.3693746154. The cubic root of 45500008 is about 357.0018700193.

The spelling of 45500008 in words is "forty-five million, five hundred thousand, eight".