545803684 has 12 divisors (see below), whose sum is σ = 966664944. Its totient is φ = 269613704.

The previous prime is 545803663. The next prime is 545803691. The reversal of 545803684 is 486308545.

It is a super-2 number, since 2×545803684² = 595803322935943712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545803684.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 821662 + ... + 822325.

It is an arithmetic number, because the mean of its divisors is an integer number (80555412).

Almost surely, 2^545803684 is an apocalyptic number.

It is an amenable number.

545803684 is a deficient number, since it is larger than the sum of its proper divisors (420861260).

545803684 is a wasteful number, since it uses less digits than its factorization.

545803684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1644074 (or 1644072 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The square root of 545803684 is about 23362.4417388252. The cubic root of 545803684 is about 817.2322329406.

The spelling of 545803684 in words is "five hundred forty-five million, eight hundred three thousand, six hundred eighty-four".