494953405 has 4 divisors (see below), whose sum is σ = 593944092. Its totient is φ = 395962720.

The previous prime is 494953391. The next prime is 494953427. The reversal of 494953405 is 504359494.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 122810724 + 372142681 = 11082^2 + 19291^2 .

It is not a de Polignac number, because 494953405 - 2¹¹ = 494951357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49495336 + ... + 49495345.

It is an arithmetic number, because the mean of its divisors is an integer number (148486023).

Almost surely, 2^494953405 is an apocalyptic number.

It is an amenable number.

494953405 is a deficient number, since it is larger than the sum of its proper divisors (98990687).

494953405 is an equidigital number, since it uses as much as digits as its factorization.

494953405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98990686.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 494953405 is about 22247.5482918905. The cubic root of 494953405 is about 791.0211678351.

It can be divided in two parts, 49495 and 3405, that added together give a square (52900 = 230²).

The spelling of 494953405 in words is "four hundred ninety-four million, nine hundred fifty-three thousand, four hundred five".