990276136 has 16 divisors (see below), whose sum is σ = 1857951540. Its totient is φ = 494822400.

The previous prime is 990276127. The next prime is 990276149. The reversal of 990276136 is 631672099.

It can be written as a sum of positive squares in 2 ways, for example, as 791296900 + 198979236 = 28130^2 + 14106^2 .

It is a super-3 number, since 3×990276136³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 990276092 and 990276101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25851 + ... + 51466.

Almost surely, 2^990276136 is an apocalyptic number.

It is an amenable number.

990276136 is a deficient number, since it is larger than the sum of its proper divisors (867675404).

990276136 is a wasteful number, since it uses less digits than its factorization.

990276136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78924 (or 78920 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 990276136 is about 31468.6532282524. The cubic root of 990276136 is about 996.7481489269.

The spelling of 990276136 in words is "nine hundred ninety million, two hundred seventy-six thousand, one hundred thirty-six".