219042602 has 16 divisors (see below), whose sum is σ = 353902560. Its totient is φ = 101343312.

The previous prime is 219042599. The next prime is 219042613. The reversal of 219042602 is 206240912.

It is a super-2 number, since 2×219042602² = 95959322981860808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65393 + ... + 68660.

It is an arithmetic number, because the mean of its divisors is an integer number (22118910).

Almost surely, 2^219042602 is an apocalyptic number.

219042602 is a deficient number, since it is larger than the sum of its proper divisors (134859958).

219042602 is a wasteful number, since it uses less digits than its factorization.

219042602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134117.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 219042602 is about 14800.0879051443. The cubic root of 219042602 is about 602.8040987095.

The spelling of 219042602 in words is "two hundred nineteen million, forty-two thousand, six hundred two".