32422500 has 180 divisors, whose sum is σ = 112576464. Its totient is φ = 7800000.

The previous prime is 32422487. The next prime is 32422517. The reversal of 32422500 is 522423.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 247435 + ... + 247565.

Almost surely, 2^32422500 is an apocalyptic number.

32422500 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32422500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56288232).

32422500 is an abundant number, since it is smaller than the sum of its proper divisors (80153964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32422500 is a wasteful number, since it uses less digits than its factorization.

32422500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 32422500 is about 5694.0758688307. The cubic root of 32422500 is about 318.8713494130.

Adding to 32422500 its reverse (522423), we get a palindrome (32944923).

It can be divided in two parts, 324 and 22500, that multiplied together give a square (7290000 = 2700²).

The spelling of 32422500 in words is "thirty-two million, four hundred twenty-two thousand, five hundred".