34972045 has 4 divisors (see below), whose sum is σ = 41966460. Its totient is φ = 27977632.

The previous prime is 34972033. The next prime is 34972079. The reversal of 34972045 is 54027943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54027943 = 23 ⋅2349041.

It can be written as a sum of positive squares in 2 ways, for example, as 22033636 + 12938409 = 4694^2 + 3597^2 .

It is a cyclic number.

It is not a de Polignac number, because 34972045 - 2⁵ = 34972013 is a prime.

It is a nialpdrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 34972045.

It is a congruent number.

It is an unprimeable number.

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, 3497200 + ... + 3497209.

It is an arithmetic number, because the mean of its divisors is an integer number (10491615).

Almost surely, 2^34972045 is an apocalyptic number.

It is an amenable number.

34972045 is a deficient number, since it is larger than the sum of its proper divisors (6994415).

34972045 is an equidigital number, since it uses as much as digits as its factorization.

34972045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6994414.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 34972045 is about 5913.7166824257. The cubic root of 34972045 is about 327.0195195760.

Adding to 34972045 its reverse (54027943), we get a palindrome (88999988).

The spelling of 34972045 in words is "thirty-four million, nine hundred seventy-two thousand, forty-five".