34640553 has 16 divisors (see below), whose sum is σ = 50734080. Its totient is φ = 20926224.

The previous prime is 34640539. The next prime is 34640561. The reversal of 34640553 is 35504643.

It is not a de Polignac number, because 34640553 - 2⁴ = 34640537 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34640553.

It is not an unprimeable number, because it can be changed into a prime (34640513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11901 + ... + 14522.

It is an arithmetic number, because the mean of its divisors is an integer number (3170880).

Almost surely, 2^34640553 is an apocalyptic number.

It is an amenable number.

34640553 is a deficient number, since it is larger than the sum of its proper divisors (16093527).

34640553 is a wasteful number, since it uses less digits than its factorization.

34640553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26468.

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 34640553 is about 5885.6225668998. The cubic root of 34640553 is about 325.9829899414.

The spelling of 34640553 in words is "thirty-four million, six hundred forty thousand, five hundred fifty-three".