542097628 has 12 divisors (see below), whose sum is σ = 953587600. Its totient is φ = 269644032.

The previous prime is 542097623. The next prime is 542097643. The reversal of 542097628 is 826790245.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542097623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350328 + ... + 351871.

Almost surely, 2^542097628 is an apocalyptic number.

It is an amenable number.

542097628 is a deficient number, since it is larger than the sum of its proper divisors (411489972).

542097628 is a wasteful number, since it uses less digits than its factorization.

542097628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702396 (or 702394 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 542097628 is about 23282.9901000709. The cubic root of 542097628 is about 815.3783371453.

The spelling of 542097628 in words is "five hundred forty-two million, ninety-seven thousand, six hundred twenty-eight".