34649866 has 4 divisors (see below), whose sum is σ = 51974802. Its totient is φ = 17324932.

The previous prime is 34649843. The next prime is 34649911. The reversal of 34649866 is 66894643.

34649866 is nontrivially palindromic in base 7.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66894643 = 17 ⋅3934979.

It can be written as a sum of positive squares in only one way, i.e., 34633225 + 16641 = 5885^2 + 129^2 .

It is a super-2 number, since 2×34649866² = 2401226427635912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8662465 + ... + 8662468.

Almost surely, 2^34649866 is an apocalyptic number.

34649866 is a deficient number, since it is larger than the sum of its proper divisors (17324936).

34649866 is a wasteful number, since it uses less digits than its factorization.

34649866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17324935.

The product of its digits is 746496, while the sum is 46.

The square root of 34649866 is about 5886.4136789730. The cubic root of 34649866 is about 326.0122004793.

The spelling of 34649866 in words is "thirty-four million, six hundred forty-nine thousand, eight hundred sixty-six".