534220401 has 32 divisors (see below), whose sum is σ = 848655360. Its totient is φ = 294638400.

The previous prime is 534220399. The next prime is 534220409. The reversal of 534220401 is 104022435.

It is not a de Polignac number, because 534220401 - 2¹ = 534220399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (534220409) 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 31 ways as a sum of consecutive naturals, for example, 21690 + ... + 39228.

It is an arithmetic number, because the mean of its divisors is an integer number (26520480).

Almost surely, 2^534220401 is an apocalyptic number.

It is an amenable number.

534220401 is a deficient number, since it is larger than the sum of its proper divisors (314434959).

534220401 is a wasteful number, since it uses less digits than its factorization.

534220401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17637.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 534220401 is about 23113.2083666461. The cubic root of 534220401 is about 811.4096274291.

Adding to 534220401 its reverse (104022435), we get a palindrome (638242836).

The spelling of 534220401 in words is "five hundred thirty-four million, two hundred twenty thousand, four hundred one".