1499697056 has 192 divisors, whose sum is σ = 3739115520. Its totient is φ = 581852160.

The previous prime is 1499697049. The next prime is 1499697071. The reversal of 1499697056 is 6507969941.

It is a junction number, because it is equal to n+sod(n) for n = 1499696992 and 1499697010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4086185 + ... + 4086551.

It is an arithmetic number, because the mean of its divisors is an integer number (19474560).

Almost surely, 2^1499697056 is an apocalyptic number.

1499697056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1499697056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1869557760).

1499697056 is an abundant number, since it is smaller than the sum of its proper divisors (2239418464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1499697056 is a wasteful number, since it uses less digits than its factorization.

1499697056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467 (or 459 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 56.

The square root of 1499697056 is about 38725.9222743629. The cubic root of 1499697056 is about 1144.6371741845.

The spelling of 1499697056 in words is "one billion, four hundred ninety-nine million, six hundred ninety-seven thousand, fifty-six".