34994945 has 4 divisors (see below), whose sum is σ = 41993940. Its totient is φ = 27995952.

The previous prime is 34994899. The next prime is 34994951. The reversal of 34994945 is 54949943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54949943 = 2027 ⋅27109.

It can be written as a sum of positive squares in 2 ways, for example, as 19722481 + 15272464 = 4441^2 + 3908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34994945 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34994945.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3499490 + ... + 3499499.

It is an arithmetic number, because the mean of its divisors is an integer number (10498485).

Almost surely, 2^34994945 is an apocalyptic number.

It is an amenable number.

34994945 is a deficient number, since it is larger than the sum of its proper divisors (6998995).

34994945 is an equidigital number, since it uses as much as digits as its factorization.

34994945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6998994.

The product of its digits is 699840, while the sum is 47.

The square root of 34994945 is about 5915.6525421968. The cubic root of 34994945 is about 327.0908824128.

The spelling of 34994945 in words is "thirty-four million, nine hundred ninety-four thousand, nine hundred forty-five".