45271500 has 48 divisors (see below), whose sum is σ = 131834976. Its totient is φ = 12072000.

The previous prime is 45271489. The next prime is 45271519. The reversal of 45271500 is 517254.

45271500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13591 + ... + 16590.

It is an arithmetic number, because the mean of its divisors is an integer number (2746562).

Almost surely, 2^45271500 is an apocalyptic number.

It is an amenable number.

45271500 is an abundant number, since it is smaller than the sum of its proper divisors (86563476).

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

45271500 is a wasteful number, since it uses less digits than its factorization.

45271500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30203 (or 30191 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 45271500 is about 6728.4099161689. The cubic root of 45271500 is about 356.4032274066.

Adding to 45271500 its reverse (517254), we get a palindrome (45788754).

The spelling of 45271500 in words is "forty-five million, two hundred seventy-one thousand, five hundred".