32212139 has 2 divisors, whose sum is σ = 32212140. Its totient is φ = 32212138.

The previous prime is 32212133. The next prime is 32212151. The reversal of 32212139 is 93121223.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32212139 - 2¹⁶ = 32146603 is a prime.

It is not a weakly prime, because it can be changed into another prime (32212133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16106069 + 16106070.

It is an arithmetic number, because the mean of its divisors is an integer number (16106070).

Almost surely, 2^32212139 is an apocalyptic number.

32212139 is a deficient number, since it is larger than the sum of its proper divisors (1).

32212139 is an equidigital number, since it uses as much as digits as its factorization.

32212139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

The square root of 32212139 is about 5675.5738916871. The cubic root of 32212139 is about 318.1802275963.

The spelling of 32212139 in words is "thirty-two million, two hundred twelve thousand, one hundred thirty-nine".