999701340 has 192 divisors, whose sum is σ = 3326400000. Its totient is φ = 221598720.

The previous prime is 999701309. The next prime is 999701363. The reversal of 999701340 is 43107999.

It is a junction number, because it is equal to n+sod(n) for n = 999701292 and 999701301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 362286 + ... + 365034.

It is an arithmetic number, because the mean of its divisors is an integer number (17325000).

Almost surely, 2^999701340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 999701340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1663200000).

999701340 is an abundant number, since it is smaller than the sum of its proper divisors (2326698660).

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

999701340 is a wasteful number, since it uses less digits than its factorization.

999701340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2820 (or 2818 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 42.

The square root of 999701340 is about 31618.0540198160. The cubic root of 999701340 is about 999.9004367542.

The spelling of 999701340 in words is "nine hundred ninety-nine million, seven hundred one thousand, three hundred forty".