45357272 has 8 divisors (see below), whose sum is σ = 85044900. Its totient is φ = 22678632.

The previous prime is 45357271. The next prime is 45357281. The reversal of 45357272 is 27275354.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45357271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2834822 + ... + 2834837.

Almost surely, 2^45357272 is an apocalyptic number.

It is an amenable number.

45357272 is a deficient number, since it is larger than the sum of its proper divisors (39687628).

45357272 is a wasteful number, since it uses less digits than its factorization.

45357272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5669665 (or 5669661 counting only the distinct ones).

The product of its digits is 58800, while the sum is 35.

The square root of 45357272 is about 6734.7807685180. The cubic root of 45357272 is about 356.6281675431.

The spelling of 45357272 in words is "forty-five million, three hundred fifty-seven thousand, two hundred seventy-two".