190005416 has 8 divisors (see below), whose sum is σ = 356260170. Its totient is φ = 95002704.

The previous prime is 190005407. The next prime is 190005493. The reversal of 190005416 is 614500091.

It can be written as a sum of positive squares in only one way, i.e., 124233316 + 65772100 = 11146^2 + 8110^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×190005416² = 72204116218666112, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 11875331 + ... + 11875346.

Almost surely, 2^190005416 is an apocalyptic number.

It is an amenable number.

190005416 is a deficient number, since it is larger than the sum of its proper divisors (166254754).

190005416 is a wasteful number, since it uses less digits than its factorization.

190005416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23750683 (or 23750679 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 190005416 is about 13784.2452096587. The cubic root of 190005416 is about 574.8951703034.

The spelling of 190005416 in words is "one hundred ninety million, five thousand, four hundred sixteen".