1489312774 has 8 divisors (see below), whose sum is σ = 2234166480. Its totient is φ = 744590616.

The previous prime is 1489312729. The next prime is 1489312793. The reversal of 1489312774 is 4772139841.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 3447 + ... + 54685.

It is an arithmetic number, because the mean of its divisors is an integer number (279270810).

Almost surely, 2^1489312774 is an apocalyptic number.

1489312774 is a deficient number, since it is larger than the sum of its proper divisors (744853706).

1489312774 is a wasteful number, since it uses less digits than its factorization.

1489312774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65774.

The product of its digits is 338688, while the sum is 46.

The square root of 1489312774 is about 38591.6153328673. The cubic root of 1489312774 is about 1141.9891336763.

The spelling of 1489312774 in words is "one billion, four hundred eighty-nine million, three hundred twelve thousand, seven hundred seventy-four".