45273276 has 48 divisors (see below), whose sum is σ = 123558400. Its totient is φ = 14296176.

The previous prime is 45273251. The next prime is 45273287. The reversal of 45273276 is 67237254.

It is a happy number.

45273276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 45273276.

It is a congruent number.

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, 8980 + ... + 13083.

Almost surely, 2^45273276 is an apocalyptic number.

It is an amenable number.

45273276 is an abundant number, since it is smaller than the sum of its proper divisors (78285124).

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

45273276 is a wasteful number, since it uses less digits than its factorization.

45273276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22095 (or 22087 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 45273276 is about 6728.5418925648. The cubic root of 45273276 is about 356.4078879094.

The spelling of 45273276 in words is "forty-five million, two hundred seventy-three thousand, two hundred seventy-six".