45550506 has 8 divisors (see below), whose sum is σ = 91101024. Its totient is φ = 15183500.

The previous prime is 45550487. The next prime is 45550507. The reversal of 45550506 is 60505554.

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

45550506 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45550507) 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, 3795870 + ... + 3795881.

It is an arithmetic number, because the mean of its divisors is an integer number (11387628).

Almost surely, 2^45550506 is an apocalyptic number.

45550506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45550506 is a wasteful number, since it uses less digits than its factorization.

45550506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7591756.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 45550506 is about 6749.1114970787. Note that the first 3 decimals coincide. The cubic root of 45550506 is about 357.1338935503.

It can be divided in two parts, 45550 and 506, that added together give a triangular number (46056 = T₃₀₃).

The spelling of 45550506 in words is "forty-five million, five hundred fifty thousand, five hundred six".