220063525 has 12 divisors (see below), whose sum is σ = 297686304. Its totient is φ = 160046000.

The previous prime is 220063499. The next prime is 220063559. The reversal of 220063525 is 525360022.

It is not a de Polignac number, because 220063525 - 2²³ = 211674917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 220063525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 399841 + ... + 400390.

It is an arithmetic number, because the mean of its divisors is an integer number (24807192).

Almost surely, 2^220063525 is an apocalyptic number.

220063525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

220063525 is a deficient number, since it is larger than the sum of its proper divisors (77622779).

220063525 is a wasteful number, since it uses less digits than its factorization.

220063525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800252 (or 800247 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 220063525 is about 14834.5382469425. The cubic root of 220063525 is about 603.7391723915.

The spelling of 220063525 in words is "two hundred twenty million, sixty-three thousand, five hundred twenty-five".