60571409 has 8 divisors (see below), whose sum is σ = 61354920. Its totient is φ = 59792256.

The previous prime is 60571403. The next prime is 60571439. The reversal of 60571409 is 90417506.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 462400 + 60109009 = 680^2 + 7753^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 60571409 - 2¹² = 60567313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60571403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33677 + ... + 35429.

It is an arithmetic number, because the mean of its divisors is an integer number (7669365).

Almost surely, 2^60571409 is an apocalyptic number.

It is an amenable number.

60571409 is a deficient number, since it is larger than the sum of its proper divisors (783511).

60571409 is a wasteful number, since it uses less digits than its factorization.

60571409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 60571409 is about 7782.7635837150. The cubic root of 60571409 is about 392.7256122417.

The spelling of 60571409 in words is "sixty million, five hundred seventy-one thousand, four hundred nine".