545505235 has 16 divisors (see below), whose sum is σ = 715524192. Its totient is φ = 395948800.

The previous prime is 545505229. The next prime is 545505239. The reversal of 545505235 is 532505545.

It is not a de Polignac number, because 545505235 - 2⁹ = 545504723 is a prime.

It is a super-2 number, since 2×545505235² = 595151922824810450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 545505235.

It is not an unprimeable number, because it can be changed into a prime (545505239) 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, 19137 + ... + 38173.

It is an arithmetic number, because the mean of its divisors is an integer number (44720262).

Almost surely, 2^545505235 is an apocalyptic number.

545505235 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

545505235 is a deficient number, since it is larger than the sum of its proper divisors (170018957).

545505235 is a wasteful number, since it uses less digits than its factorization.

545505235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19574.

The product of its (nonzero) digits is 75000, while the sum is 34.

The square root of 545505235 is about 23356.0534979692. The cubic root of 545505235 is about 817.0832498177.

The spelling of 545505235 in words is "five hundred forty-five million, five hundred five thousand, two hundred thirty-five".