45557525 has 12 divisors (see below), whose sum is σ = 60837252. Its totient is φ = 33642240.

The previous prime is 45557461. The next prime is 45557537. The reversal of 45557525 is 52575554.

It can be written as a sum of positive squares in 6 ways, for example, as 10297681 + 35259844 = 3209^2 + 5938^2 .

It is not a de Polignac number, because 45557525 - 2⁶ = 45557461 is a prime.

It is a Duffinian number.

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, 69764 + ... + 70413.

It is an arithmetic number, because the mean of its divisors is an integer number (5069771).

Almost surely, 2^45557525 is an apocalyptic number.

It is an amenable number.

45557525 is a deficient number, since it is larger than the sum of its proper divisors (15279727).

45557525 is a wasteful number, since it uses less digits than its factorization.

45557525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140200 (or 140195 counting only the distinct ones).

The product of its digits is 175000, while the sum is 38.

The square root of 45557525 is about 6749.6314714212. The cubic root of 45557525 is about 357.1522365156.

The spelling of 45557525 in words is "forty-five million, five hundred fifty-seven thousand, five hundred twenty-five".