34977661 has 2 divisors, whose sum is σ = 34977662. Its totient is φ = 34977660.

The previous prime is 34977643. The next prime is 34977671. The reversal of 34977661 is 16677943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34222500 + 755161 = 5850^2 + 869^2 .

It is a cyclic number.

It is not a de Polignac number, because 34977661 - 2⁵ = 34977629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34977671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17488830 + 17488831.

It is an arithmetic number, because the mean of its divisors is an integer number (17488831).

Almost surely, 2^34977661 is an apocalyptic number.

It is an amenable number.

34977661 is a deficient number, since it is larger than the sum of its proper divisors (1).

34977661 is an equidigital number, since it uses as much as digits as its factorization.

34977661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 43.

The square root of 34977661 is about 5914.1914916580. The cubic root of 34977661 is about 327.0370234930.

The spelling of 34977661 in words is "thirty-four million, nine hundred seventy-seven thousand, six hundred sixty-one".