34725013 has 4 divisors (see below), whose sum is σ = 35032428. Its totient is φ = 34417600.

The previous prime is 34725011. The next prime is 34725023. The reversal of 34725013 is 31052743.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31052743 = 307 ⋅101149.

It can be written as a sum of positive squares in 2 ways, for example, as 8898289 + 25826724 = 2983^2 + 5082^2 .

It is a cyclic number.

It is not a de Polignac number, because 34725013 - 2¹ = 34725011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34725011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153538 + ... + 153763.

It is an arithmetic number, because the mean of its divisors is an integer number (8758107).

Almost surely, 2^34725013 is an apocalyptic number.

It is an amenable number.

34725013 is a deficient number, since it is larger than the sum of its proper divisors (307415).

34725013 is a wasteful number, since it uses less digits than its factorization.

34725013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307414.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 34725013 is about 5892.7933104768. The cubic root of 34725013 is about 326.2477102837.

Adding to 34725013 its reverse (31052743), we get a palindrome (65777756).

The spelling of 34725013 in words is "thirty-four million, seven hundred twenty-five thousand, thirteen".