34099661 has 4 divisors (see below), whose sum is σ = 35894400. Its totient is φ = 32304924.

The previous prime is 34099657. The next prime is 34099673. The reversal of 34099661 is 16699043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34099661 - 2² = 34099657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34099651) 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, 897341 + ... + 897378.

It is an arithmetic number, because the mean of its divisors is an integer number (8973600).

Almost surely, 2^34099661 is an apocalyptic number.

34099661 is the 2612-nd centered decagonal number.

It is an amenable number.

34099661 is a deficient number, since it is larger than the sum of its proper divisors (1794739).

34099661 is a wasteful number, since it uses less digits than its factorization.

34099661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794738.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 34099661 is about 5839.4915018347. The cubic root of 34099661 is about 324.2774036622.

It can be divided in two parts, 340 and 99661, that added together give a palindrome (100001).

The spelling of 34099661 in words is "thirty-four million, ninety-nine thousand, six hundred sixty-one".