45538245 has 12 divisors (see below), whose sum is σ = 78933036. Its totient is φ = 24287040.

The previous prime is 45538217. The next prime is 45538267. The reversal of 45538245 is 54283554.

It can be written as a sum of positive squares in 2 ways, for example, as 34786404 + 10751841 = 5898^2 + 3279^2 .

It is not a de Polignac number, because 45538245 - 2¹⁹ = 45013957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505936 + ... + 506025.

It is an arithmetic number, because the mean of its divisors is an integer number (6577753).

Almost surely, 2^45538245 is an apocalyptic number.

45538245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45538245 is a deficient number, since it is larger than the sum of its proper divisors (33394791).

45538245 is a wasteful number, since it uses less digits than its factorization.

45538245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011972 (or 1011969 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 45538245 is about 6748.2030941577. The cubic root of 45538245 is about 357.1018469863.

The spelling of 45538245 in words is "forty-five million, five hundred thirty-eight thousand, two hundred forty-five".