838920002 has 8 divisors (see below), whose sum is σ = 1259625276. Its totient is φ = 419044912.

The previous prime is 838919993. The next prime is 838920011. The reversal of 838920002 is 200029838.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (838919993) and next prime (838920011).

It can be written as a sum of positive squares in 2 ways, for example, as 801965761 + 36954241 = 28319^2 + 6079^2 .

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

It is an unprimeable number.

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, 205013 + ... + 209064.

Almost surely, 2^838920002 is an apocalyptic number.

838920002 is a deficient number, since it is larger than the sum of its proper divisors (420705274).

838920002 is a wasteful number, since it uses less digits than its factorization.

838920002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415092.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 838920002 is about 28964.1157641658. The cubic root of 838920002 is about 943.1342496161.

The spelling of 838920002 in words is "eight hundred thirty-eight million, nine hundred twenty thousand, two".