542078996 has 18 divisors (see below), whose sum is σ = 991680522. Its totient is φ = 259254160.

The previous prime is 542078993. The next prime is 542079023. The reversal of 542078996 is 699870245.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 539632900 + 2446096 = 23230^2 + 1564^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542078993) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125975 + ... + 130206.

Almost surely, 2^542078996 is an apocalyptic number.

It is an amenable number.

542078996 is a deficient number, since it is larger than the sum of its proper divisors (449601526).

542078996 is a wasteful number, since it uses less digits than its factorization.

542078996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256231 (or 256206 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 542078996 is about 23282.5899762032. The cubic root of 542078996 is about 815.3689954680.

The spelling of 542078996 in words is "five hundred forty-two million, seventy-eight thousand, nine hundred ninety-six".