34725641 has 4 divisors (see below), whose sum is σ = 34815300. Its totient is φ = 34635984.

The previous prime is 34725637. The next prime is 34725643. The reversal of 34725641 is 14652743.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9765625 + 24960016 = 3125^2 + 4996^2 .

It is a cyclic number.

It is not a de Polignac number, because 34725641 - 2² = 34725637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34725598 and 34725607.

It is not an unprimeable number, because it can be changed into a prime (34725643) 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, 44246 + ... + 45023.

It is an arithmetic number, because the mean of its divisors is an integer number (8703825).

Almost surely, 2^34725641 is an apocalyptic number.

It is an amenable number.

34725641 is a deficient number, since it is larger than the sum of its proper divisors (89659).

34725641 is an equidigital number, since it uses as much as digits as its factorization.

34725641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89658.

The product of its digits is 20160, while the sum is 32.

The square root of 34725641 is about 5892.8465956616. The cubic root of 34725641 is about 326.2496769960.

The spelling of 34725641 in words is "thirty-four million, seven hundred twenty-five thousand, six hundred forty-one".