32421044 has 6 divisors (see below), whose sum is σ = 56736834. Its totient is φ = 16210520.

The previous prime is 32421013. The next prime is 32421079. The reversal of 32421044 is 44012423.

It can be written as a sum of positive squares in only one way, i.e., 32376100 + 44944 = 5690^2 + 212^2 .

It is a super-2 number, since 2×32421044² = 2102248188099872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4052627 + ... + 4052634.

It is an arithmetic number, because the mean of its divisors is an integer number (9456139).

Almost surely, 2^32421044 is an apocalyptic number.

It is an amenable number.

32421044 is a deficient number, since it is larger than the sum of its proper divisors (24315790).

32421044 is a wasteful number, since it uses less digits than its factorization.

32421044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8105265 (or 8105263 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 32421044 is about 5693.9480152176. The cubic root of 32421044 is about 318.8665761472.

Adding to 32421044 its reverse (44012423), we get a palindrome (76433467).

The spelling of 32421044 in words is "thirty-two million, four hundred twenty-one thousand, forty-four".