545494 has 8 divisors (see below), whose sum is σ = 821808. Its totient is φ = 271560.

The previous prime is 545483. The next prime is 545497. The reversal of 545494 is 494545.

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

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545497) 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, 184 + ... + 1060.

It is an arithmetic number, because the mean of its divisors is an integer number (102726).

2⁵⁴⁵⁴⁹⁴ is an apocalyptic number.

545494 is a deficient number, since it is larger than the sum of its proper divisors (276314).

545494 is a wasteful number, since it uses less digits than its factorization.

545494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190.

The product of its digits is 14400, while the sum is 31.

The square root of 545494 is about 738.5756562465. The cubic root of 545494 is about 81.7077640343.

The spelling of 545494 in words is "five hundred forty-five thousand, four hundred ninety-four".