992908394 has 8 divisors (see below), whose sum is σ = 1529615748. Its totient is φ = 483036480.

The previous prime is 992908391. The next prime is 992908429. The reversal of 992908394 is 493809299.

It can be written as a sum of positive squares in 2 ways, for example, as 797328169 + 195580225 = 28237^2 + 13985^2 .

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 (992908391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6708767 + ... + 6708914.

Almost surely, 2^992908394 is an apocalyptic number.

992908394 is a deficient number, since it is larger than the sum of its proper divisors (536707354).

992908394 is a wasteful number, since it uses less digits than its factorization.

992908394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13417720.

The product of its (nonzero) digits is 1259712, while the sum is 53.

The square root of 992908394 is about 31510.4489653829. The cubic root of 992908394 is about 997.6305213386.

The spelling of 992908394 in words is "nine hundred ninety-two million, nine hundred eight thousand, three hundred ninety-four".