487435729 has 8 divisors (see below), whose sum is σ = 532546272. Its totient is φ = 442458240.

The previous prime is 487435727. The next prime is 487435733. The reversal of 487435729 is 927534784.

It is a happy number.

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 487435729 - 2¹ = 487435727 is a prime.

It is a super-2 number, since 2×487435729² = 475187179811522882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (487435727) 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, 25519 + ... + 40324.

It is an arithmetic number, because the mean of its divisors is an integer number (66568284).

Almost surely, 2^487435729 is an apocalyptic number.

It is an amenable number.

487435729 is a deficient number, since it is larger than the sum of its proper divisors (45110543).

487435729 is a wasteful number, since it uses less digits than its factorization.

487435729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66527.

The product of its digits is 1693440, while the sum is 49.

The square root of 487435729 is about 22077.9466663003. The cubic root of 487435729 is about 786.9958699686.

The spelling of 487435729 in words is "four hundred eighty-seven million, four hundred thirty-five thousand, seven hundred twenty-nine".