34500661 has 4 divisors (see below), whose sum is σ = 37154572. Its totient is φ = 31846752.

The previous prime is 34500659. The next prime is 34500671. The reversal of 34500661 is 16600543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16600543 = 523 ⋅31741.

It can be written as a sum of positive squares in 2 ways, for example, as 23571025 + 10929636 = 4855^2 + 3306^2 .

It is a cyclic number.

It is not a de Polignac number, because 34500661 - 2¹ = 34500659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34500671) by changing a digit.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1326936 + ... + 1326961.

It is an arithmetic number, because the mean of its divisors is an integer number (9288643).

Almost surely, 2^34500661 is an apocalyptic number.

It is an amenable number.

34500661 is a deficient number, since it is larger than the sum of its proper divisors (2653911).

34500661 is a wasteful number, since it uses less digits than its factorization.

34500661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2653910.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 34500661 is about 5873.7263300225. The cubic root of 34500661 is about 325.5435826252.

The spelling of 34500661 in words is "thirty-four million, five hundred thousand, six hundred sixty-one".