545804998 has 8 divisors (see below), whose sum is σ = 846938880. Its totient is φ = 263492040.

The previous prime is 545804993. The next prime is 545804999. The reversal of 545804998 is 899408545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545804993) 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, 4705158 + ... + 4705273.

It is an arithmetic number, because the mean of its divisors is an integer number (105867360).

Almost surely, 2^545804998 is an apocalyptic number.

545804998 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

545804998 is a deficient number, since it is larger than the sum of its proper divisors (301133882).

545804998 is a wasteful number, since it uses less digits than its factorization.

545804998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9410462.

The product of its (nonzero) digits is 2073600, while the sum is 52.

The square root of 545804998 is about 23362.4698608687. The cubic root of 545804998 is about 817.2328887577.

The spelling of 545804998 in words is "five hundred forty-five million, eight hundred four thousand, nine hundred ninety-eight".