1498447385 has 8 divisors (see below), whose sum is σ = 1806201600. Its totient is φ = 1193381424.

The previous prime is 1498447339. The next prime is 1498447387. The reversal of 1498447385 is 5837448941.

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

It is a cyclic number.

It is not a de Polignac number, because 1498447385 - 2¹⁰ = 1498446361 is a prime.

It is a super-2 number, since 2×1498447385² = 4490689131226676450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1498447387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670835 + ... + 673064.

It is an arithmetic number, because the mean of its divisors is an integer number (225775200).

Almost surely, 2^1498447385 is an apocalyptic number.

It is an amenable number.

1498447385 is a deficient number, since it is larger than the sum of its proper divisors (307754215).

1498447385 is a wasteful number, since it uses less digits than its factorization.

1498447385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344127.

The product of its digits is 3870720, while the sum is 53.

The square root of 1498447385 is about 38709.7840991138. The cubic root of 1498447385 is about 1144.3191505376.

The spelling of 1498447385 in words is "one billion, four hundred ninety-eight million, four hundred forty-seven thousand, three hundred eighty-five".