40124573 has 8 divisors (see below), whose sum is σ = 42907320. Its totient is φ = 37388800.

The previous prime is 40124537. The next prime is 40124597. The reversal of 40124573 is 37542104.

It can be written as a sum of positive squares in 4 ways, for example, as 13271449 + 26853124 = 3643^2 + 5182^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40124573 - 2¹² = 40120477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40124473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9968 + ... + 13401.

It is an arithmetic number, because the mean of its divisors is an integer number (5363415).

Almost surely, 2^40124573 is an apocalyptic number.

It is an amenable number.

40124573 is a deficient number, since it is larger than the sum of its proper divisors (2782747).

40124573 is a wasteful number, since it uses less digits than its factorization.

40124573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23487.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 40124573 is about 6334.3960248788. The cubic root of 40124573 is about 342.3498494701.

Adding to 40124573 its reverse (37542104), we get a palindrome (77666677).

The spelling of 40124573 in words is "forty million, one hundred twenty-four thousand, five hundred seventy-three".