542164765 has 8 divisors (see below), whose sum is σ = 688868280. Its totient is φ = 408218112.

The previous prime is 542164741. The next prime is 542164789. The reversal of 542164765 is 567461245.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (542164741) and next prime (542164789).

It can be written as a sum of positive squares in 4 ways, for example, as 39463524 + 502701241 = 6282^2 + 22421^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 542164765 - 2²¹ = 540067613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3189120 + ... + 3189289.

It is an arithmetic number, because the mean of its divisors is an integer number (86108535).

Almost surely, 2^542164765 is an apocalyptic number.

It is an amenable number.

542164765 is a deficient number, since it is larger than the sum of its proper divisors (146703515).

542164765 is a wasteful number, since it uses less digits than its factorization.

542164765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6378431.

The product of its digits is 201600, while the sum is 40.

The square root of 542164765 is about 23284.4318161298. The cubic root of 542164765 is about 815.4119963934.

The spelling of 542164765 in words is "five hundred forty-two million, one hundred sixty-four thousand, seven hundred sixty-five".