190148746 has 16 divisors (see below), whose sum is σ = 291890304. Its totient is φ = 92860384.

The previous prime is 190148743. The next prime is 190148779. The reversal of 190148746 is 647841091.

It is a junction number, because it is equal to n+sod(n) for n = 190148699 and 190148708.

It is not an unprimeable number, because it can be changed into a prime (190148743) by changing a digit.

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, 51126 + ... + 54718.

It is an arithmetic number, because the mean of its divisors is an integer number (18243144).

Almost surely, 2^190148746 is an apocalyptic number.

190148746 is a deficient number, since it is larger than the sum of its proper divisors (101741558).

190148746 is a wasteful number, since it uses less digits than its factorization.

190148746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4205.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 190148746 is about 13789.4432810030. The cubic root of 190148746 is about 575.0396907700.

The spelling of 190148746 in words is "one hundred ninety million, one hundred forty-eight thousand, seven hundred forty-six".