32266420 has 12 divisors (see below), whose sum is σ = 67759524. Its totient is φ = 12906560.

The previous prime is 32266411. The next prime is 32266477. The reversal of 32266420 is 2466223.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 23097636 + 9168784 = 4806^2 + 3028^2 .

It is a super-2 number, since 2×32266420² = 2082243719232800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 806641 + ... + 806680.

It is an arithmetic number, because the mean of its divisors is an integer number (5646627).

Almost surely, 2^32266420 is an apocalyptic number.

It is an amenable number.

32266420 is an abundant number, since it is smaller than the sum of its proper divisors (35493104).

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

32266420 is a wasteful number, since it uses less digits than its factorization.

32266420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613330 (or 1613328 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 32266420 is about 5680.3538622167. The cubic root of 32266420 is about 318.3588502034.

The spelling of 32266420 in words is "thirty-two million, two hundred sixty-six thousand, four hundred twenty".