9979762 has 8 divisors (see below), whose sum is σ = 16121196. Its totient is φ = 4606032.

The previous prime is 9979759. The next prime is 9979763. The reversal of 9979762 is 2679799.

It can be written as a sum of positive squares in 2 ways, for example, as 9740641 + 239121 = 3121^2 + 489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (9979763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191893 + ... + 191944.

Almost surely, 2^9979762 is an apocalyptic number.

9979762 is a deficient number, since it is larger than the sum of its proper divisors (6141434).

9979762 is a wasteful number, since it uses less digits than its factorization.

9979762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383852.

The product of its digits is 428652, while the sum is 49.

The square root of 9979762 is about 3159.0761307699. The cubic root of 9979762 is about 215.2980326835.

The spelling of 9979762 in words is "nine million, nine hundred seventy-nine thousand, seven hundred sixty-two".