32719481 has 2 divisors, whose sum is σ = 32719482. Its totient is φ = 32719480.

The previous prime is 32719471. The next prime is 32719487. The reversal of 32719481 is 18491723.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28783225 + 3936256 = 5365^2 + 1984^2 .

It is a cyclic number.

It is not a de Polignac number, because 32719481 - 2⁶ = 32719417 is a prime.

It is a super-2 number, since 2×32719481² = 2141128873818722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (32719487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16359740 + 16359741.

It is an arithmetic number, because the mean of its divisors is an integer number (16359741).

Almost surely, 2^32719481 is an apocalyptic number.

It is an amenable number.

32719481 is a deficient number, since it is larger than the sum of its proper divisors (1).

32719481 is an equidigital number, since it uses as much as digits as its factorization.

32719481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 35.

The square root of 32719481 is about 5720.0944922265. The cubic root of 32719481 is about 319.8419825300.

The spelling of 32719481 in words is "thirty-two million, seven hundred nineteen thousand, four hundred eighty-one".