40524499 has 4 divisors (see below), whose sum is σ = 40553136. Its totient is φ = 40495864.

The previous prime is 40524493. The next prime is 40524521. The reversal of 40524499 is 99442504.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40524499 - 2⁷ = 40524371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40524493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12079 + ... + 15064.

It is an arithmetic number, because the mean of its divisors is an integer number (10138284).

Almost surely, 2^40524499 is an apocalyptic number.

40524499 is a deficient number, since it is larger than the sum of its proper divisors (28637).

40524499 is a wasteful number, since it uses less digits than its factorization.

40524499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28636.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 40524499 is about 6365.8855629048. The cubic root of 40524499 is about 343.4835041273.

The spelling of 40524499 in words is "forty million, five hundred twenty-four thousand, four hundred ninety-nine".