497000000 has 196 divisors, whose sum is σ = 1428731712. Its totient is φ = 168000000.

The previous prime is 496999973. The next prime is 497000039. The reversal of 497000000 is 794.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 6999965 + ... + 7000035.

Almost surely, 2^497000000 is an apocalyptic number.

497000000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 497000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (714365856).

497000000 is an abundant number, since it is smaller than the sum of its proper divisors (931731712).

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

497000000 is an frugal number, since it uses more digits than its factorization.

497000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 497000000 is about 22293.4968096080. The cubic root of 497000000 is about 792.1099395048.

Adding to 497000000 its reverse (794), we get a palindrome (497000794).

It can be divided in two parts, 49 and 7000000, that multiplied together give a cube (343000000 = 700³).

The spelling of 497000000 in words is "four hundred ninety-seven million", and thus it is an aban number.