1489148490 has 32 divisors (see below), whose sum is σ = 3784190400. Its totient is φ = 373746944.

The previous prime is 1489148483. The next prime is 1489148527. The reversal of 1489148490 is 948419841.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1459440 + ... + 1460459.

It is an arithmetic number, because the mean of its divisors is an integer number (118255950).

Almost surely, 2^1489148490 is an apocalyptic number.

1489148490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1489148490 is an abundant number, since it is smaller than the sum of its proper divisors (2295041910).

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

1489148490 is a wasteful number, since it uses less digits than its factorization.

1489148490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2919926.

The product of its (nonzero) digits is 331776, while the sum is 48.

The square root of 1489148490 is about 38589.4867807282. The cubic root of 1489148490 is about 1141.9471417265.

The spelling of 1489148490 in words is "one billion, four hundred eighty-nine million, one hundred forty-eight thousand, four hundred ninety".