45209054 has 16 divisors (see below), whose sum is σ = 75085056. Its totient is φ = 20242200.

The previous prime is 45209051. The next prime is 45209077. The reversal of 45209054 is 45090254.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45209051) 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, 13862 + ... + 16809.

It is an arithmetic number, because the mean of its divisors is an integer number (4692816).

Almost surely, 2^45209054 is an apocalyptic number.

45209054 is a deficient number, since it is larger than the sum of its proper divisors (29876002).

45209054 is a wasteful number, since it uses less digits than its factorization.

45209054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30751.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 45209054 is about 6723.7678425121. The cubic root of 45209054 is about 356.2392817541.

The spelling of 45209054 in words is "forty-five million, two hundred nine thousand, fifty-four".