524040401 has 8 divisors (see below), whose sum is σ = 526846464. Its totient is φ = 521242560.

The previous prime is 524040383. The next prime is 524040403. The reversal of 524040401 is 104040425.

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 524040401 - 2¹⁰ = 524039377 is a prime.

It is a super-3 number, since 3×524040401³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (524040403) 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, 156521 + ... + 159833.

It is an arithmetic number, because the mean of its divisors is an integer number (65855808).

Almost surely, 2^524040401 is an apocalyptic number.

It is an amenable number.

524040401 is a deficient number, since it is larger than the sum of its proper divisors (2806063).

524040401 is a wasteful number, since it uses less digits than its factorization.

524040401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 524040401 is about 22891.9287304500. The cubic root of 524040401 is about 806.2225170529. Note that the first 3 decimals are identical.

Adding to 524040401 its reverse (104040425), we get a palindrome (628080826).

The spelling of 524040401 in words is "five hundred twenty-four million, forty thousand, four hundred one".