494975550 has 24 divisors (see below), whose sum is σ = 1227539736. Its totient is φ = 131993440.

The previous prime is 494975539. The next prime is 494975561. The reversal of 494975550 is 55579494.

It is an interprime number because it is at equal distance from previous prime (494975539) and next prime (494975561).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 494975550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1649769 + ... + 1650068.

It is an arithmetic number, because the mean of its divisors is an integer number (51147489).

Almost surely, 2^494975550 is an apocalyptic number.

494975550 is an abundant number, since it is smaller than the sum of its proper divisors (732564186).

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

494975550 is a wasteful number, since it uses less digits than its factorization.

494975550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3299852 (or 3299847 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 48.

The square root of 494975550 is about 22248.0459816138. The cubic root of 494975550 is about 791.0329648395.

The spelling of 494975550 in words is "four hundred ninety-four million, nine hundred seventy-five thousand, five hundred fifty".