535400331 has 8 divisors (see below), whose sum is σ = 714452880. Its totient is φ = 356640672.

The previous prime is 535400309. The next prime is 535400347. The reversal of 535400331 is 133004535.

It is a happy number.

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

It is not a de Polignac number, because 535400331 - 2¹⁰ = 535399307 is a prime.

It is a super-2 number, since 2×535400331² = 573307028869819122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (535400231) 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 7 ways as a sum of consecutive naturals, for example, 68920 + ... + 76293.

It is an arithmetic number, because the mean of its divisors is an integer number (89306610).

Almost surely, 2^535400331 is an apocalyptic number.

535400331 is a deficient number, since it is larger than the sum of its proper divisors (179052549).

535400331 is a wasteful number, since it uses less digits than its factorization.

535400331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146445.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 535400331 is about 23138.7193033668. The cubic root of 535400331 is about 812.0065736524.

Adding to 535400331 its reverse (133004535), we get a palindrome (668404866).

The spelling of 535400331 in words is "five hundred thirty-five million, four hundred thousand, three hundred thirty-one".