199440062 has 4 divisors (see below), whose sum is σ = 299160096. Its totient is φ = 99720030.

The previous prime is 199440053. The next prime is 199440067. The reversal of 199440062 is 260044991.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 260044991 = 37 ⋅7028243.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199440067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49860014 + ... + 49860017.

It is an arithmetic number, because the mean of its divisors is an integer number (74790024).

Almost surely, 2^199440062 is an apocalyptic number.

199440062 is a deficient number, since it is larger than the sum of its proper divisors (99720034).

199440062 is an equidigital number, since it uses as much as digits as its factorization.

199440062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99720033.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 199440062 is about 14122.3249502339. The cubic root of 199440062 is about 584.2572813181.

The spelling of 199440062 in words is "one hundred ninety-nine million, four hundred forty thousand, sixty-two".