32522420 has 24 divisors (see below), whose sum is σ = 78054144. Its totient is φ = 11150496.

The previous prime is 32522419. The next prime is 32522431. The reversal of 32522420 is 2422523.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 32522392 and 32522401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116012 + ... + 116291.

It is an arithmetic number, because the mean of its divisors is an integer number (3252256).

Almost surely, 2^32522420 is an apocalyptic number.

It is an amenable number.

32522420 is an abundant number, since it is smaller than the sum of its proper divisors (45531724).

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

32522420 is a wasteful number, since it uses less digits than its factorization.

32522420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232319 (or 232317 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 32522420 is about 5702.8431505697. The cubic root of 32522420 is about 319.1985805093.

Adding to 32522420 its reverse (2422523), we get a palindrome (34944943).

The spelling of 32522420 in words is "thirty-two million, five hundred twenty-two thousand, four hundred twenty".