32420475 has 36 divisors (see below), whose sum is σ = 58757400. Its totient is φ = 17086080.

The previous prime is 32420467. The next prime is 32420497. The reversal of 32420475 is 57402423.

It is not a de Polignac number, because 32420475 - 2³ = 32420467 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19216 + ... + 20834.

It is an arithmetic number, because the mean of its divisors is an integer number (1632150).

Almost surely, 2^32420475 is an apocalyptic number.

32420475 is a deficient number, since it is larger than the sum of its proper divisors (26336925).

32420475 is a wasteful number, since it uses less digits than its factorization.

32420475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724 (or 1716 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 32420475 is about 5693.8980496669. The cubic root of 32420475 is about 318.8647107318.

Adding to 32420475 its reverse (57402423), we get a palindrome (89822898).

The spelling of 32420475 in words is "thirty-two million, four hundred twenty thousand, four hundred seventy-five".