45282730 has 16 divisors (see below), whose sum is σ = 86303880. Its totient is φ = 17047552.

The previous prime is 45282697. The next prime is 45282733. The reversal of 45282730 is 3728254.

It can be written as a sum of positive squares in 4 ways, for example, as 45171841 + 110889 = 6721^2 + 333^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45282692 and 45282701.

It is not an unprimeable number, because it can be changed into a prime (45282733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133015 + ... + 133354.

Almost surely, 2^45282730 is an apocalyptic number.

45282730 is a deficient number, since it is larger than the sum of its proper divisors (41021150).

45282730 is a wasteful number, since it uses less digits than its factorization.

45282730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266393.

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 45282730 is about 6729.2443855161. The cubic root of 45282730 is about 356.4326946384.

The spelling of 45282730 in words is "forty-five million, two hundred eighty-two thousand, seven hundred thirty".