45999525 has 48 divisors (see below), whose sum is σ = 89369280. Its totient is φ = 20582400.

The previous prime is 45999523. The next prime is 45999533. The reversal of 45999525 is 52599954.

It is a happy number.

It is not a de Polignac number, because 45999525 - 2¹ = 45999523 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45999523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8581 + ... + 12869.

It is an arithmetic number, because the mean of its divisors is an integer number (1861860).

Almost surely, 2^45999525 is an apocalyptic number.

It is an amenable number.

45999525 is a deficient number, since it is larger than the sum of its proper divisors (43369755).

45999525 is a wasteful number, since it uses less digits than its factorization.

45999525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4326 (or 4321 counting only the distinct ones).

The product of its digits is 729000, while the sum is 48.

The square root of 45999525 is about 6782.2949655703. The cubic root of 45999525 is about 358.3035538019.

The spelling of 45999525 in words is "forty-five million, nine hundred ninety-nine thousand, five hundred twenty-five".