34477661 has 2 divisors, whose sum is σ = 34477662. Its totient is φ = 34477660.

The previous prime is 34477657. The next prime is 34477691. The reversal of 34477661 is 16677443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28955161 + 5522500 = 5381^2 + 2350^2 .

It is a cyclic number.

It is not a de Polignac number, because 34477661 - 2² = 34477657 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34477691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17238830 + 17238831.

It is an arithmetic number, because the mean of its divisors is an integer number (17238831).

Almost surely, 2^34477661 is an apocalyptic number.

It is an amenable number.

34477661 is a deficient number, since it is larger than the sum of its proper divisors (1).

34477661 is an equidigital number, since it uses as much as digits as its factorization.

34477661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 84672, while the sum is 38.

The square root of 34477661 is about 5871.7681323431. The cubic root of 34477661 is about 325.4712249113.

The spelling of 34477661 in words is "thirty-four million, four hundred seventy-seven thousand, six hundred sixty-one".