495196401 has 24 divisors (see below), whose sum is σ = 786802464. Its totient is φ = 276064320.

The previous prime is 495196399. The next prime is 495196409. The reversal of 495196401 is 104691594.

It is not a de Polignac number, because 495196401 - 2¹ = 495196399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 495196401.

It is not an unprimeable number, because it can be changed into a prime (495196409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35055 + ... + 47108.

It is an arithmetic number, because the mean of its divisors is an integer number (32783436).

Almost surely, 2^495196401 is an apocalyptic number.

495196401 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

495196401 is a deficient number, since it is larger than the sum of its proper divisors (291606063).

495196401 is a wasteful number, since it uses less digits than its factorization.

495196401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82221 (or 82214 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 495196401 is about 22253.0088077995. The cubic root of 495196401 is about 791.1505965386.

The spelling of 495196401 in words is "four hundred ninety-five million, one hundred ninety-six thousand, four hundred one".