35719421 has 2 divisors, whose sum is σ = 35719422. Its totient is φ = 35719420.

The previous prime is 35719381. The next prime is 35719441. The reversal of 35719421 is 12491753.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29539225 + 6180196 = 5435^2 + 2486^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-35719421 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35719441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17859710 + 17859711.

It is an arithmetic number, because the mean of its divisors is an integer number (17859711).

Almost surely, 2^35719421 is an apocalyptic number.

It is an amenable number.

35719421 is a deficient number, since it is larger than the sum of its proper divisors (1).

35719421 is an equidigital number, since it uses as much as digits as its factorization.

35719421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 32.

The square root of 35719421 is about 5976.5726800567. The cubic root of 35719421 is about 329.3326611861.

The spelling of 35719421 in words is "thirty-five million, seven hundred nineteen thousand, four hundred twenty-one".