195547401 has 24 divisors (see below), whose sum is σ = 329681664. Its totient is φ = 109362240.

The previous prime is 195547337. The next prime is 195547421. The reversal of 195547401 is 104745591.

195547401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 195547401 - 2⁶ = 195547337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195547421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30060 + ... + 35981.

It is an arithmetic number, because the mean of its divisors is an integer number (13736736).

Almost surely, 2^195547401 is an apocalyptic number.

It is an amenable number.

195547401 is a deficient number, since it is larger than the sum of its proper divisors (134134263).

195547401 is a wasteful number, since it uses less digits than its factorization.

195547401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66101 (or 66098 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 195547401 is about 13983.8264076754. The cubic root of 195547401 is about 580.4311113048.

The spelling of 195547401 in words is "one hundred ninety-five million, five hundred forty-seven thousand, four hundred one".