542085497 has 8 divisors (see below), whose sum is σ = 550126080. Its totient is φ = 534056320.

The previous prime is 542085473. The next prime is 542085503. The reversal of 542085497 is 794580245.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 542085497 - 2⁸ = 542085241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542085697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159704 + ... + 163062.

It is an arithmetic number, because the mean of its divisors is an integer number (68765760).

Almost surely, 2^542085497 is an apocalyptic number.

It is an amenable number.

542085497 is a deficient number, since it is larger than the sum of its proper divisors (8040583).

542085497 is a wasteful number, since it uses less digits than its factorization.

542085497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5703.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 542085497 is about 23282.7295865412. The cubic root of 542085497 is about 815.3722549516.

The spelling of 542085497 in words is "five hundred forty-two million, eighty-five thousand, four hundred ninety-seven".