196762505 has 16 divisors (see below), whose sum is σ = 250782480. Its totient is φ = 147689472.

The previous prime is 196762481. The next prime is 196762507. The reversal of 196762505 is 505267691.

It can be written as a sum of positive squares in 8 ways, for example, as 26512201 + 170250304 = 5149^2 + 13048^2 .

It is not a de Polignac number, because 196762505 - 2⁸ = 196762249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196762507) 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, 25211 + ... + 32079.

It is an arithmetic number, because the mean of its divisors is an integer number (15673905).

Almost surely, 2^196762505 is an apocalyptic number.

It is an amenable number.

196762505 is a deficient number, since it is larger than the sum of its proper divisors (54019975).

196762505 is a wasteful number, since it uses less digits than its factorization.

196762505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7228.

The product of its (nonzero) digits is 113400, while the sum is 41.

The square root of 196762505 is about 14027.2058871323. The cubic root of 196762505 is about 581.6308687348.

The spelling of 196762505 in words is "one hundred ninety-six million, seven hundred sixty-two thousand, five hundred five".