1489456474 has 32 divisors (see below), whose sum is σ = 2594462400. Its totient is φ = 634170240.

The previous prime is 1489456469. The next prime is 1489456477. The reversal of 1489456474 is 4746549841.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1489456477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17184 + ... + 57220.

It is an arithmetic number, because the mean of its divisors is an integer number (81076950).

Almost surely, 2^1489456474 is an apocalyptic number.

1489456474 is a deficient number, since it is larger than the sum of its proper divisors (1105005926).

1489456474 is a wasteful number, since it uses less digits than its factorization.

1489456474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40158.

The product of its digits is 3870720, while the sum is 52.

The square root of 1489456474 is about 38593.4770913428. The cubic root of 1489456474 is about 1142.0258617036.

The spelling of 1489456474 in words is "one billion, four hundred eighty-nine million, four hundred fifty-six thousand, four hundred seventy-four".