32130226 has 4 divisors (see below), whose sum is σ = 48195342. Its totient is φ = 16065112.

The previous prime is 32130209. The next prime is 32130227. The reversal of 32130226 is 62203123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 30305025 + 1825201 = 5505^2 + 1351^2 .

It is a super-2 number, since 2×32130226² = 2064702845622152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32130227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8032555 + ... + 8032558.

Almost surely, 2^32130226 is an apocalyptic number.

32130226 is a deficient number, since it is larger than the sum of its proper divisors (16065116).

32130226 is a wasteful number, since it uses less digits than its factorization.

32130226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16065115.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 32130226 is about 5668.3530235863. The cubic root of 32130226 is about 317.9102960196.

Adding to 32130226 its reverse (62203123), we get a palindrome (94333349).

The spelling of 32130226 in words is "thirty-two million, one hundred thirty thousand, two hundred twenty-six".