45028263 has 16 divisors (see below), whose sum is σ = 68768000. Its totient is φ = 25672896.

The previous prime is 45028259. The next prime is 45028279. The reversal of 45028263 is 36282054.

It is not a de Polignac number, because 45028263 - 2² = 45028259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45028263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45028253) 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, 8331 + ... + 12627.

It is an arithmetic number, because the mean of its divisors is an integer number (4298000).

Almost surely, 2^45028263 is an apocalyptic number.

45028263 is a deficient number, since it is larger than the sum of its proper divisors (23739737).

45028263 is a wasteful number, since it uses less digits than its factorization.

45028263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4806.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 45028263 is about 6710.3102014736. The cubic root of 45028263 is about 355.7637804021.

The spelling of 45028263 in words is "forty-five million, twenty-eight thousand, two hundred sixty-three".