486998140 has 24 divisors (see below), whose sum is σ = 1028417040. Its totient is φ = 193709568.

The previous prime is 486998129. The next prime is 486998153. The reversal of 486998140 is 41899684.

It is a congruent number.

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, 64437 + ... + 71596.

It is an arithmetic number, because the mean of its divisors is an integer number (42850710).

Almost surely, 2^486998140 is an apocalyptic number.

It is an amenable number.

486998140 is an abundant number, since it is smaller than the sum of its proper divisors (541418900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

486998140 is a wasteful number, since it uses less digits than its factorization.

486998140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136221 (or 136219 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 49.

The square root of 486998140 is about 22068.0343483510. The cubic root of 486998140 is about 786.7602944037.

The spelling of 486998140 in words is "four hundred eighty-six million, nine hundred ninety-eight thousand, one hundred forty".