487621634 has 16 divisors (see below), whose sum is σ = 753923808. Its totient is φ = 236396832.

The previous prime is 487621621. The next prime is 487621649. The reversal of 487621634 is 436126784.

It is a junction number, because it is equal to n+sod(n) for n = 487621591 and 487621600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8912 + ... + 32475.

It is an arithmetic number, because the mean of its divisors is an integer number (47120238).

Almost surely, 2^487621634 is an apocalyptic number.

487621634 is a deficient number, since it is larger than the sum of its proper divisors (266302174).

487621634 is a wasteful number, since it uses less digits than its factorization.

487621634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41569.

The product of its digits is 193536, while the sum is 41.

The square root of 487621634 is about 22082.1564617227. The cubic root of 487621634 is about 787.0959090523.

The spelling of 487621634 in words is "four hundred eighty-seven million, six hundred twenty-one thousand, six hundred thirty-four".