1490555284 has 12 divisors (see below), whose sum is σ = 2618099008. Its totient is φ = 742527000.

The previous prime is 1490555243. The next prime is 1490555309. The reversal of 1490555284 is 4825550941.

It is a self number, because there is not a number n which added to its sum of digits gives 1490555284.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686442 + ... + 688609.

Almost surely, 2^1490555284 is an apocalyptic number.

It is an amenable number.

1490555284 is a deficient number, since it is larger than the sum of its proper divisors (1127543724).

1490555284 is a wasteful number, since it uses less digits than its factorization.

1490555284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375326 (or 1375324 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 43.

The square root of 1490555284 is about 38607.7101626087. The cubic root of 1490555284 is about 1142.3066265335.

The spelling of 1490555284 in words is "one billion, four hundred ninety million, five hundred fifty-five thousand, two hundred eighty-four".