196454487 has 16 divisors (see below), whose sum is σ = 268885760. Its totient is φ = 127516032.

The previous prime is 196454441. The next prime is 196454491. The reversal of 196454487 is 784454691.

It is not a de Polignac number, because 196454487 - 2⁷ = 196454359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196454087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41214 + ... + 45732.

It is an arithmetic number, because the mean of its divisors is an integer number (16805360).

Almost surely, 2^196454487 is an apocalyptic number.

196454487 is a deficient number, since it is larger than the sum of its proper divisors (72431273).

196454487 is a wasteful number, since it uses less digits than its factorization.

196454487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4902.

The product of its digits is 967680, while the sum is 48.

The square root of 196454487 is about 14016.2222799155. Note that the first 4 decimals coincide. The cubic root of 196454487 is about 581.3272093528.

The spelling of 196454487 in words is "one hundred ninety-six million, four hundred fifty-four thousand, four hundred eighty-seven".