34642066 has 16 divisors (see below), whose sum is σ = 55491840. Its totient is φ = 16183440.

The previous prime is 34642061. The next prime is 34642087. The reversal of 34642066 is 66024643.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (34642061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7836 + ... + 11431.

It is an arithmetic number, because the mean of its divisors is an integer number (3468240).

Almost surely, 2^34642066 is an apocalyptic number.

34642066 is a deficient number, since it is larger than the sum of its proper divisors (20849774).

34642066 is a wasteful number, since it uses less digits than its factorization.

34642066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19329.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 34642066 is about 5885.7510990527. The cubic root of 34642066 is about 325.9877358730.

The spelling of 34642066 in words is "thirty-four million, six hundred forty-two thousand, sixty-six".