536405401 has 6 divisors (see below), whose sum is σ = 623981850. Its totient is φ = 459776016.

The previous prime is 536405399. The next prime is 536405423. The reversal of 536405401 is 104504635.

It can be written as a sum of positive squares in only one way, i.e., 414081801 + 122323600 = 20349^2 + 11060^2 .

It is not a de Polignac number, because 536405401 - 2¹ = 536405399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 536405401.

It is not an unprimeable number, because it can be changed into a prime (536405491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5473476 + ... + 5473573.

It is an arithmetic number, because the mean of its divisors is an integer number (103996975).

Almost surely, 2^536405401 is an apocalyptic number.

It is an amenable number.

536405401 is a deficient number, since it is larger than the sum of its proper divisors (87576449).

536405401 is a wasteful number, since it uses less digits than its factorization.

536405401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10947063 (or 10947056 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 536405401 is about 23160.4274787837. The cubic root of 536405401 is about 812.5143639591.

The spelling of 536405401 in words is "five hundred thirty-six million, four hundred five thousand, four hundred one".