45558887 has 16 divisors (see below), whose sum is σ = 51722880. Its totient is φ = 39765600.

The previous prime is 45558869. The next prime is 45558889. The reversal of 45558887 is 78885554.

It is a cyclic number.

It is not a de Polignac number, because 45558887 - 2⁶ = 45558823 is a prime.

It is a super-2 number, since 2×45558887² = 4151224369357538, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45558889) 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, 28064 + ... + 29642.

It is an arithmetic number, because the mean of its divisors is an integer number (3232680).

Almost surely, 2^45558887 is an apocalyptic number.

45558887 is a deficient number, since it is larger than the sum of its proper divisors (6163993).

45558887 is a wasteful number, since it uses less digits than its factorization.

45558887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694.

The product of its digits is 1792000, while the sum is 50.

The square root of 45558887 is about 6749.7323650646. The cubic root of 45558887 is about 357.1557956532.

It can be divided in two parts, 455588 and 87, that multiplied together give a triangular number (39636156 = T₈₉₀₃).

The spelling of 45558887 in words is "forty-five million, five hundred fifty-eight thousand, eight hundred eighty-seven".