45472305 has 16 divisors (see below), whose sum is σ = 73782144. Its totient is φ = 23909760.

The previous prime is 45472289. The next prime is 45472307. The reversal of 45472305 is 50327454.

It is not a de Polignac number, because 45472305 - 2⁴ = 45472289 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (45472307) 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, 20284 + ... + 22413.

It is an arithmetic number, because the mean of its divisors is an integer number (4611384).

Almost surely, 2^45472305 is an apocalyptic number.

It is an amenable number.

45472305 is a deficient number, since it is larger than the sum of its proper divisors (28309839).

45472305 is a wasteful number, since it uses less digits than its factorization.

45472305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42776.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 45472305 is about 6743.3155791495. The cubic root of 45472305 is about 356.9294009427.

Adding to 45472305 its reverse (50327454), we get a palindrome (95799759).

The spelling of 45472305 in words is "forty-five million, four hundred seventy-two thousand, three hundred five".