542707245 has 12 divisors (see below), whose sum is σ = 940692636. Its totient is φ = 289443840.

The previous prime is 542707237. The next prime is 542707259.

It is a happy number.

542707245 is a `hidden beast` number, since 542 + 7 + 0 + 72 + 45 = 666.

542707245 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 57562569 + 485144676 = 7587^2 + 22026^2 .

It is not a de Polignac number, because 542707245 - 2³ = 542707237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6030036 + ... + 6030125.

It is an arithmetic number, because the mean of its divisors is an integer number (78391053).

Almost surely, 2^542707245 is an apocalyptic number.

It is an amenable number.

542707245 is a deficient number, since it is larger than the sum of its proper divisors (397985391).

542707245 is a wasteful number, since it uses less digits than its factorization.

542707245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12060172 (or 12060169 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 36.

The square root of 542707245 is about 23296.0778887778. The cubic root of 542707245 is about 815.6838677730.

The spelling of 542707245 in words is "five hundred forty-two million, seven hundred seven thousand, two hundred forty-five".