545431062 has 64 divisors (see below), whose sum is σ = 1307197440. Its totient is φ = 149767200.

The previous prime is 545431057. The next prime is 545431063. The reversal of 545431062 is 260134545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545431063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19387 + ... + 38297.

It is an arithmetic number, because the mean of its divisors is an integer number (20424960).

Almost surely, 2^545431062 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545431062, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653598720).

545431062 is an abundant number, since it is smaller than the sum of its proper divisors (761766378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545431062 is a wasteful number, since it uses less digits than its factorization.

545431062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18969.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 545431062 is about 23354.4655687087. The cubic root of 545431062 is about 817.0462148765.

The spelling of 545431062 in words is "five hundred forty-five million, four hundred thirty-one thousand, sixty-two".