34773649 has 4 divisors (see below), whose sum is σ = 34918180. Its totient is φ = 34629120.

The previous prime is 34773637. The next prime is 34773659. The reversal of 34773649 is 94637743.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12730624 + 22043025 = 3568^2 + 4695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34773649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34773659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71904 + ... + 72385.

It is an arithmetic number, because the mean of its divisors is an integer number (8729545).

Almost surely, 2^34773649 is an apocalyptic number.

It is an amenable number.

34773649 is a deficient number, since it is larger than the sum of its proper divisors (144531).

34773649 is a wasteful number, since it uses less digits than its factorization.

34773649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144530.

The product of its digits is 381024, while the sum is 43.

The square root of 34773649 is about 5896.9186021176. The cubic root of 34773649 is about 326.3999538689.

The spelling of 34773649 in words is "thirty-four million, seven hundred seventy-three thousand, six hundred forty-nine".