497720412 has 72 divisors (see below), whose sum is σ = 1468486656. Its totient is φ = 139176864.

The previous prime is 497720389. The next prime is 497720413. The reversal of 497720412 is 214027794.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (497720413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9168 + ... + 32855.

It is an arithmetic number, because the mean of its divisors is an integer number (20395648).

Almost surely, 2^497720412 is an apocalyptic number.

497720412 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

497720412 is an abundant number, since it is smaller than the sum of its proper divisors (970766244).

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

497720412 is a wasteful number, since it uses less digits than its factorization.

497720412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42087 (or 42082 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 497720412 is about 22309.6484060148. The cubic root of 497720412 is about 792.4924814275.

The spelling of 497720412 in words is "four hundred ninety-seven million, seven hundred twenty thousand, four hundred twelve".