422052525 has 120 divisors (see below), whose sum is σ = 827860704. Its totient is φ = 212284800.

The previous prime is 422052487. The next prime is 422052541. The reversal of 422052525 is 525250224.

It is not a de Polignac number, because 422052525 - 2¹⁰ = 422051501 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 3221710 + ... + 3221840.

Almost surely, 2^422052525 is an apocalyptic number.

422052525 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

422052525 is a deficient number, since it is larger than the sum of its proper divisors (405808179).

422052525 is a wasteful number, since it uses less digits than its factorization.

422052525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 422052525 is about 20543.9169828930. The cubic root of 422052525 is about 750.1051852474.

The spelling of 422052525 in words is "four hundred twenty-two million, fifty-two thousand, five hundred twenty-five".