999367461 has 12 divisors (see below), whose sum is σ = 1454069292. Its totient is φ = 661381056.

The previous prime is 999367403. The next prime is 999367471. The reversal of 999367461 is 164763999.

999367461 is a `hidden beast` number, since 99 + 93 + 6 + 7 + 461 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 427248900 + 572118561 = 20670^2 + 23919^2 .

It is not a de Polignac number, because 999367461 - 2¹⁴ = 999351077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 999367398 and 999367407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999367471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 404026 + ... + 406491.

It is an arithmetic number, because the mean of its divisors is an integer number (121172441).

Almost surely, 2^999367461 is an apocalyptic number.

It is an amenable number.

999367461 is a deficient number, since it is larger than the sum of its proper divisors (454701831).

999367461 is a wasteful number, since it uses less digits than its factorization.

999367461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810660 (or 810657 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 54.

The square root of 999367461 is about 31612.7736998828. The cubic root of 999367461 is about 999.7891091949.

The spelling of 999367461 in words is "nine hundred ninety-nine million, three hundred sixty-seven thousand, four hundred sixty-one".