197913395 has 8 divisors (see below), whose sum is σ = 241977456. Its totient is φ = 155343136.

The previous prime is 197913389. The next prime is 197913403. The reversal of 197913395 is 593319791.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 197913395 - 2²⁰ = 196864819 is a prime.

It is a Duffinian 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, 373157 + ... + 373686.

It is an arithmetic number, because the mean of its divisors is an integer number (30247182).

Almost surely, 2^197913395 is an apocalyptic number.

197913395 is a deficient number, since it is larger than the sum of its proper divisors (44064061).

197913395 is an equidigital number, since it uses as much as digits as its factorization.

197913395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746901.

The product of its digits is 229635, while the sum is 47.

The square root of 197913395 is about 14068.1695682132. The cubic root of 197913395 is about 582.7626769384.

The spelling of 197913395 in words is "one hundred ninety-seven million, nine hundred thirteen thousand, three hundred ninety-five".