32420192 has 48 divisors (see below), whose sum is σ = 73719072. Its totient is φ = 13747200.

The previous prime is 32420191. The next prime is 32420243. The reversal of 32420192 is 29102423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32420191) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 21908 + ... + 23340.

It is an arithmetic number, because the mean of its divisors is an integer number (1535814).

Almost surely, 2^32420192 is an apocalyptic number.

32420192 is a gapful number since it is divisible by the number (32) 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 32420192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36859536).

32420192 is an abundant number, since it is smaller than the sum of its proper divisors (41298880).

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

32420192 is a wasteful number, since it uses less digits than its factorization.

32420192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551 (or 1543 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 32420192 is about 5693.8731984476. The cubic root of 32420192 is about 318.8637829336.

The spelling of 32420192 in words is "thirty-two million, four hundred twenty thousand, one hundred ninety-two".