542032645 has 16 divisors (see below), whose sum is σ = 810937728. Its totient is φ = 337890240.

The previous prime is 542032639. The next prime is 542032663. The reversal of 542032645 is 546230245.

It is not a de Polignac number, because 542032645 - 2¹³ = 542024453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 703554 + ... + 704323.

It is an arithmetic number, because the mean of its divisors is an integer number (50683608).

Almost surely, 2^542032645 is an apocalyptic number.

542032645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542032645 is a deficient number, since it is larger than the sum of its proper divisors (268905083).

542032645 is a wasteful number, since it uses less digits than its factorization.

542032645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1407900.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 542032645 is about 23281.5945544973. The cubic root of 542032645 is about 815.3457551619.

The spelling of 542032645 in words is "five hundred forty-two million, thirty-two thousand, six hundred forty-five".