545902 has 8 divisors (see below), whose sum is σ = 935856. Its totient is φ = 233952.

The previous prime is 545899. The next prime is 545911. The reversal of 545902 is 209545.

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

It is a congruent number.

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, 19483 + ... + 19510.

It is an arithmetic number, because the mean of its divisors is an integer number (116982).

2⁵⁴⁵⁹⁰² is an apocalyptic number.

545902 is a deficient number, since it is larger than the sum of its proper divisors (389954).

545902 is a wasteful number, since it uses less digits than its factorization.

545902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39002.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 545902 is about 738.8518119352. The cubic root of 545902 is about 81.7281299533.

The spelling of 545902 in words is "five hundred forty-five thousand, nine hundred two".