45528685 has 16 divisors (see below), whose sum is σ = 56339712. Its totient is φ = 35294400.

The previous prime is 45528683. The next prime is 45528689. The reversal of 45528685 is 58682554.

It is not a de Polignac number, because 45528685 - 2¹ = 45528683 is a prime.

It is a super-2 number, since 2×45528685² = 4145722315658450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45528683) 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, 79450 + ... + 80020.

It is an arithmetic number, because the mean of its divisors is an integer number (3521232).

Almost surely, 2^45528685 is an apocalyptic number.

It is an amenable number.

45528685 is a deficient number, since it is larger than the sum of its proper divisors (10811027).

45528685 is a wasteful number, since it uses less digits than its factorization.

45528685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044.

The product of its digits is 384000, while the sum is 43.

The square root of 45528685 is about 6747.4947202647. The cubic root of 45528685 is about 357.0768560321.

The spelling of 45528685 in words is "forty-five million, five hundred twenty-eight thousand, six hundred eighty-five".