542691208 has 16 divisors (see below), whose sum is σ = 1050370560. Its totient is φ = 262592400.

The previous prime is 542691203. The next prime is 542691217. The reversal of 542691208 is 802196245.

It is not an unprimeable number, because it can be changed into a prime (542691203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1093888 + ... + 1094383.

It is an arithmetic number, because the mean of its divisors is an integer number (65648160).

Almost surely, 2^542691208 is an apocalyptic number.

It is an amenable number.

542691208 is a deficient number, since it is larger than the sum of its proper divisors (507679352).

542691208 is a wasteful number, since it uses less digits than its factorization.

542691208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188308 (or 2188304 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 542691208 is about 23295.7336866646. The cubic root of 542691208 is about 815.6758332073.

The spelling of 542691208 in words is "five hundred forty-two million, six hundred ninety-one thousand, two hundred eight".