190966556 has 24 divisors (see below), whose sum is σ = 367595760. Its totient is φ = 86800560.

The previous prime is 190966547. The next prime is 190966577. The reversal of 190966556 is 655669091.

190966556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×190966556² = 72936451021002272, which contains 22 as substring.

It is a nialpdrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 190966556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12611 + ... + 23258.

It is an arithmetic number, because the mean of its divisors is an integer number (15316490).

Almost surely, 2^190966556 is an apocalyptic number.

It is an amenable number.

190966556 is a deficient number, since it is larger than the sum of its proper divisors (176629204).

190966556 is a wasteful number, since it uses less digits than its factorization.

190966556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35906 (or 35882 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 47.

The square root of 190966556 is about 13819.0649466597. The cubic root of 190966556 is about 575.8629070273.

It can be divided in two parts, 19096 and 6556, that added together give a palindrome (25652).

The spelling of 190966556 in words is "one hundred ninety million, nine hundred sixty-six thousand, five hundred fifty-six".