34040655 has 64 divisors (see below), whose sum is σ = 67069440. Its totient is φ = 16446240.

The previous prime is 34040651. The next prime is 34040663. The reversal of 34040655 is 55604043.

34040655 is a `hidden beast` number, since 3 + 4 + 0 + 4 + 0 + 655 = 666.

It is not a de Polignac number, because 34040655 - 2² = 34040651 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34040651) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 120144 + ... + 120426.

It is an arithmetic number, because the mean of its divisors is an integer number (1047960).

Almost surely, 2^34040655 is an apocalyptic number.

34040655 is a deficient number, since it is larger than the sum of its proper divisors (33028785).

34040655 is an equidigital number, since it uses as much as digits as its factorization.

34040655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 34040655 is about 5834.4369908330. The cubic root of 34040655 is about 324.0902526349.

Adding to 34040655 its reverse (55604043), we get a palindrome (89644698).

The spelling of 34040655 in words is "thirty-four million, forty thousand, six hundred fifty-five".