39800122 has 8 divisors (see below), whose sum is σ = 61758900. Its totient is φ = 19213824.

The previous prime is 39800099. The next prime is 39800129. The reversal of 39800122 is 22100893.

It can be written as a sum of positive squares in 2 ways, for example, as 34468641 + 5331481 = 5871^2 + 2309^2 .

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

It is a super-2 number, since 2×39800122² = 3168099422429768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39800129) 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, 343047 + ... + 343162.

Almost surely, 2^39800122 is an apocalyptic number.

39800122 is a deficient number, since it is larger than the sum of its proper divisors (21958778).

39800122 is a wasteful number, since it uses less digits than its factorization.

39800122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686240.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 39800122 is about 6308.7337873776. The cubic root of 39800122 is about 341.4245935774.

The spelling of 39800122 in words is "thirty-nine million, eight hundred thousand, one hundred twenty-two".