1499999712 has 96 divisors (see below), whose sum is σ = 4113607680. Its totient is φ = 477980160.

The previous prime is 1499999701. The next prime is 1499999771. The reversal of 1499999712 is 2179999941.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284137 + ... + 289367.

It is an arithmetic number, because the mean of its divisors is an integer number (42850080).

Almost surely, 2^1499999712 is an apocalyptic number.

1499999712 is a gapful number since it is divisible by the number (12) 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 1499999712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2056803840).

1499999712 is an abundant number, since it is smaller than the sum of its proper divisors (2613607968).

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

1499999712 is a wasteful number, since it uses less digits than its factorization.

1499999712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5376 (or 5368 counting only the distinct ones).

The product of its digits is 3306744, while the sum is 60.

The square root of 1499999712 is about 38729.8297440100. The cubic root of 1499999712 is about 1144.7141692916.

The spelling of 1499999712 in words is "one billion, four hundred ninety-nine million, nine hundred ninety-nine thousand, seven hundred twelve".