542796804 has 81 divisors (see below), whose sum is σ = 1512427189. Its totient is φ = 164017920.

The previous prime is 542796781. The next prime is 542796811. The reversal of 542796804 is 408697245.

It is a happy number.

The square root of 542796804 is 23298.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 220522500 + 322274304 = 14850^2 + 17952^2 .

It is a super-2 number, since 2×542796804² = 589256740865228832, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 542796804.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1537492 + ... + 1537844.

Almost surely, 2^542796804 is an apocalyptic number.

542796804 is the 23298-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542796804

542796804 is an abundant number, since it is smaller than the sum of its proper divisors (969630385).

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

542796804 is a wasteful number, since it uses less digits than its factorization.

542796804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The cubic root of 542796804 is about 815.7287340823.

The spelling of 542796804 in words is "five hundred forty-two million, seven hundred ninety-six thousand, eight hundred four".