525464 has 16 divisors (see below), whose sum is σ = 1037400. Its totient is φ = 248832.

The previous prime is 525461. The next prime is 525467. The reversal of 525464 is 464525.

It is an interprime number because it is at equal distance from previous prime (525461) and next prime (525467).

It is a super-2 number, since 2×525464² = 552224830592, which contains 22 as substring.

It is a d-powerful number, because it can be written as 5 + 2¹⁹ + 4² + 5³ + 6 + 4⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1577 + ... + 1880.

2⁵²⁵⁴⁶⁴ is an apocalyptic number.

It is an amenable number.

525464 is a deficient number, since it is larger than the sum of its proper divisors (511936).

525464 is a wasteful number, since it uses less digits than its factorization.

525464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3482 (or 3478 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 525464 is about 724.8889570134. Note that the first 3 decimals coincide. The cubic root of 525464 is about 80.6951913632.

Adding to 525464 its reverse (464525), we get a palindrome (989989).

It can be divided in two parts, 525 and 464, that added together give a palindrome (989).

The spelling of 525464 in words is "five hundred twenty-five thousand, four hundred sixty-four".