497422400 has 42 divisors (see below), whose sum is σ = 1223973930. Its totient is φ = 198968320.

The previous prime is 497422391. The next prime is 497422421. The reversal of 497422400 is 4224794.

It can be written as a sum of positive squares in 3 ways, for example, as 4227136 + 493195264 = 2056^2 + 22208^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153845 + ... + 157044.

Almost surely, 2^497422400 is an apocalyptic number.

497422400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

497422400 is an abundant number, since it is smaller than the sum of its proper divisors (726551530).

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

497422400 is a wasteful number, since it uses less digits than its factorization.

497422400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310911 (or 310896 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 497422400 is about 22302.9684122988. The cubic root of 497422400 is about 792.3342805475.

The spelling of 497422400 in words is "four hundred ninety-seven million, four hundred twenty-two thousand, four hundred".