542045499 has 16 divisors (see below), whose sum is σ = 726785280. Its totient is φ = 359341920.

The previous prime is 542045489. The next prime is 542045521. The reversal of 542045499 is 994540245.

It is not a de Polignac number, because 542045499 - 2¹² = 542041403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 542045499.

It is not an unprimeable number, because it can be changed into a prime (542045419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 589362 + ... + 590280.

It is an arithmetic number, because the mean of its divisors is an integer number (45424080).

Almost surely, 2^542045499 is an apocalyptic number.

542045499 is a deficient number, since it is larger than the sum of its proper divisors (184739781).

542045499 is a wasteful number, since it uses less digits than its factorization.

542045499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810.

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 542045499 is about 23281.8706078356. The cubic root of 542045499 is about 815.3522002666.

The spelling of 542045499 in words is "five hundred forty-two million, forty-five thousand, four hundred ninety-nine".