545114622 has 64 divisors (see below), whose sum is σ = 1249323264. Its totient is φ = 157079040.

The previous prime is 545114621. The next prime is 545114659. The reversal of 545114622 is 226411545.

It is a super-2 number, since 2×545114622² = 594299902236405768, 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 545114622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545114621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 300097 + ... + 301907.

It is an arithmetic number, because the mean of its divisors is an integer number (19520676).

Almost surely, 2^545114622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545114622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (624661632).

545114622 is an abundant number, since it is smaller than the sum of its proper divisors (704208642).

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

545114622 is a wasteful number, since it uses less digits than its factorization.

545114622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2073.

The product of its digits is 9600, while the sum is 30.

The square root of 545114622 is about 23347.6898643099. The cubic root of 545114622 is about 816.8881771101. Note that the first 3 decimals are identical.

The spelling of 545114622 in words is "five hundred forty-five million, one hundred fourteen thousand, six hundred twenty-two".