1489839694 has 8 divisors (see below), whose sum is σ = 2554010928. Its totient is φ = 638502720.

The previous prime is 1489839691. The next prime is 1489839709. The reversal of 1489839694 is 4969389841.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1489839691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53208547 + ... + 53208574.

It is an arithmetic number, because the mean of its divisors is an integer number (319251366).

Almost surely, 2^1489839694 is an apocalyptic number.

1489839694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1489839694 is a deficient number, since it is larger than the sum of its proper divisors (1064171234).

1489839694 is a wasteful number, since it uses less digits than its factorization.

1489839694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106417130.

The product of its digits is 13436928, while the sum is 61.

The square root of 1489839694 is about 38598.4416006657. The cubic root of 1489839694 is about 1142.1237966729.

The spelling of 1489839694 in words is "one billion, four hundred eighty-nine million, eight hundred thirty-nine thousand, six hundred ninety-four".