195946190 has 48 divisors (see below), whose sum is σ = 393631056. Its totient is φ = 70160640.

The previous prime is 195946187. The next prime is 195946229. The reversal of 195946190 is 91649591.

It is a super-2 number, since 2×195946190² = 76789818751032200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79862 + ... + 82278.

It is an arithmetic number, because the mean of its divisors is an integer number (8200647).

Almost surely, 2^195946190 is an apocalyptic number.

195946190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195946190 is an abundant number, since it is smaller than the sum of its proper divisors (197684866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195946190 is a wasteful number, since it uses less digits than its factorization.

195946190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513 (or 2502 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 44.

The square root of 195946190 is about 13998.0780823655. The cubic root of 195946190 is about 580.8254101983.

The spelling of 195946190 in words is "one hundred ninety-five million, nine hundred forty-six thousand, one hundred ninety".