195742974 has 16 divisors (see below), whose sum is σ = 447412608. Its totient is φ = 55926552.

The previous prime is 195742969. The next prime is 195742999. The reversal of 195742974 is 479247591.

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, 2330232 + ... + 2330315.

It is an arithmetic number, because the mean of its divisors is an integer number (27963288).

Almost surely, 2^195742974 is an apocalyptic number.

195742974 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

195742974 is an abundant number, since it is smaller than the sum of its proper divisors (251669634).

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

195742974 is a wasteful number, since it uses less digits than its factorization.

195742974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4660559.

The product of its digits is 635040, while the sum is 48.

The square root of 195742974 is about 13990.8174886245. The cubic root of 195742974 is about 580.6245491964.

The spelling of 195742974 in words is "one hundred ninety-five million, seven hundred forty-two thousand, nine hundred seventy-four".