1958345196 has 24 divisors (see below), whose sum is σ = 4585075824. Its totient is φ = 650552640.

The previous prime is 1958345183. The next prime is 1958345203. The reversal of 1958345196 is 6915438591.

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, 274975 + ... + 282006.

It is an arithmetic number, because the mean of its divisors is an integer number (191044826).

Almost surely, 2^1958345196 is an apocalyptic number.

It is an amenable number.

1958345196 is an abundant number, since it is smaller than the sum of its proper divisors (2626730628).

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

1958345196 is a wasteful number, since it uses less digits than its factorization.

1958345196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557281 (or 557279 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 51.

The square root of 1958345196 is about 44253.1941897983. The cubic root of 1958345196 is about 1251.1126511255.

The spelling of 1958345196 in words is "one billion, nine hundred fifty-eight million, three hundred forty-five thousand, one hundred ninety-six".