1498728856 has 32 divisors (see below), whose sum is σ = 2918592000. Its totient is φ = 720978976.

The previous prime is 1498728839. The next prime is 1498728863. The reversal of 1498728856 is 6588278941.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1498728856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11596 + ... + 55963.

It is an arithmetic number, because the mean of its divisors is an integer number (91206000).

Almost surely, 2^1498728856 is an apocalyptic number.

It is an amenable number.

1498728856 is a deficient number, since it is larger than the sum of its proper divisors (1419863144).

1498728856 is a wasteful number, since it uses less digits than its factorization.

1498728856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67671 (or 67667 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 58.

The square root of 1498728856 is about 38713.4195854616. The cubic root of 1498728856 is about 1144.3907963610.

The spelling of 1498728856 in words is "one billion, four hundred ninety-eight million, seven hundred twenty-eight thousand, eight hundred fifty-six".