190720622 has 8 divisors (see below), whose sum is σ = 286242672. Its totient is φ = 95306400.

The previous prime is 190720619. The next prime is 190720693. The reversal of 190720622 is 226027091.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22379 + ... + 29702.

It is an arithmetic number, because the mean of its divisors is an integer number (35780334).

Almost surely, 2^190720622 is an apocalyptic number.

190720622 is a deficient number, since it is larger than the sum of its proper divisors (95522050).

190720622 is a wasteful number, since it uses less digits than its factorization.

190720622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53914.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 190720622 is about 13810.1637209701. The cubic root of 190720622 is about 575.6155947736.

The spelling of 190720622 in words is "one hundred ninety million, seven hundred twenty thousand, six hundred twenty-two".