222003525 has 12 divisors (see below), whose sum is σ = 367045952. Its totient is φ = 118401840.

The previous prime is 222003517. The next prime is 222003541. The reversal of 222003525 is 525300222.

It is not a de Polignac number, because 222003525 - 2³ = 222003517 is a prime.

It is a super-2 number, since 2×222003525² = 98571130224851250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1479949 + ... + 1480098.

Almost surely, 2^222003525 is an apocalyptic number.

222003525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

222003525 is a deficient number, since it is larger than the sum of its proper divisors (145042427).

222003525 is a wasteful number, since it uses less digits than its factorization.

222003525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2960060 (or 2960055 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 222003525 is about 14899.7827165365. The cubic root of 222003525 is about 605.5080994461.

Adding to 222003525 its reverse (525300222), we get a palindrome (747303747).

The spelling of 222003525 in words is "two hundred twenty-two million, three thousand, five hundred twenty-five".