45507254 has 16 divisors (see below), whose sum is σ = 74229792. Its totient is φ = 20798208.

The previous prime is 45507229. The next prime is 45507257. The reversal of 45507254 is 45270554.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45507254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45507257) 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, 5819 + ... + 11174.

It is an arithmetic number, because the mean of its divisors is an integer number (4639362).

Almost surely, 2^45507254 is an apocalyptic number.

45507254 is a deficient number, since it is larger than the sum of its proper divisors (28722538).

45507254 is a wasteful number, since it uses less digits than its factorization.

45507254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17111.

The product of its (nonzero) digits is 28000, while the sum is 32.

The square root of 45507254 is about 6745.9064624408. The cubic root of 45507254 is about 357.0208201862.

The spelling of 45507254 in words is "forty-five million, five hundred seven thousand, two hundred fifty-four".