495541998 has 36 divisors (see below), whose sum is σ = 1248970320. Its totient is φ = 141583176.

The previous prime is 495541927. The next prime is 495542011. The reversal of 495541998 is 899145594.

495541998 is a `hidden beast` number, since 4 + 9 + 5 + 541 + 9 + 98 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 280038 + ... + 281801.

It is an arithmetic number, because the mean of its divisors is an integer number (34693620).

Almost surely, 2^495541998 is an apocalyptic number.

495541998 is an abundant number, since it is smaller than the sum of its proper divisors (753428322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

495541998 is a wasteful number, since it uses less digits than its factorization.

495541998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561861 (or 561851 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 54.

The square root of 495541998 is about 22260.7726281008. The cubic root of 495541998 is about 791.3346014374.

The spelling of 495541998 in words is "four hundred ninety-five million, five hundred forty-one thousand, nine hundred ninety-eight".