497890342 has 4 divisors (see below), whose sum is σ = 746835516. Its totient is φ = 248945170.

The previous prime is 497890319. The next prime is 497890369. The reversal of 497890342 is 243098794.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 497890292 and 497890301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124472584 + ... + 124472587.

It is an arithmetic number, because the mean of its divisors is an integer number (186708879).

Almost surely, 2^497890342 is an apocalyptic number.

497890342 is a deficient number, since it is larger than the sum of its proper divisors (248945174).

497890342 is a wasteful number, since it uses less digits than its factorization.

497890342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248945173.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 497890342 is about 22313.4565229146. The cubic root of 497890342 is about 792.5826611891.

The spelling of 497890342 in words is "four hundred ninety-seven million, eight hundred ninety thousand, three hundred forty-two".