34812739 has 4 divisors (see below), whose sum is σ = 37490656. Its totient is φ = 32134824.

The previous prime is 34812737. The next prime is 34812749. The reversal of 34812739 is 93721843.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93721843 = 991 ⋅94573.

It is a cyclic number.

It is not a de Polignac number, because 34812739 - 2¹ = 34812737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34812698 and 34812707.

It is not an unprimeable number, because it can be changed into a prime (34812737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1338939 + ... + 1338964.

It is an arithmetic number, because the mean of its divisors is an integer number (9372664).

Almost surely, 2^34812739 is an apocalyptic number.

34812739 is a deficient number, since it is larger than the sum of its proper divisors (2677917).

34812739 is a wasteful number, since it uses less digits than its factorization.

34812739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2677916.

The product of its digits is 36288, while the sum is 37.

The square root of 34812739 is about 5900.2321140782. The cubic root of 34812739 is about 326.5222130761.

The spelling of 34812739 in words is "thirty-four million, eight hundred twelve thousand, seven hundred thirty-nine".