45073270 has 32 divisors (see below), whose sum is σ = 89405856. Its totient is φ = 16224000.

The previous prime is 45073253. The next prime is 45073271. The reversal of 45073270 is 7237054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45073271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9082 + ... + 13138.

It is an arithmetic number, because the mean of its divisors is an integer number (2793933).

Almost surely, 2^45073270 is an apocalyptic number.

45073270 is a deficient number, since it is larger than the sum of its proper divisors (44332586).

45073270 is a wasteful number, since it uses less digits than its factorization.

45073270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4176.

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 45073270 is about 6713.6629346431. The cubic root of 45073270 is about 355.8822728598.

It can be divided in two parts, 4507 and 3270, that added together give a palindrome (7777).

The spelling of 45073270 in words is "forty-five million, seventy-three thousand, two hundred seventy".