45006210 has 24 divisors (see below), whose sum is σ = 117016380. Its totient is φ = 12001632.

The previous prime is 45006197. The next prime is 45006211. The reversal of 45006210 is 1260054.

It is a happy number.

45006210 is a `hidden beast` number, since 45 + 0 + 0 + 621 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 44315649 + 690561 = 6657^2 + 831^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (45006211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249945 + ... + 250124.

Almost surely, 2^45006210 is an apocalyptic number.

45006210 is an abundant number, since it is smaller than the sum of its proper divisors (72010170).

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

45006210 is a wasteful number, since it uses less digits than its factorization.

45006210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500082 (or 500079 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 45006210 is about 6708.6667826029. Note that the first 3 decimals coincide. The cubic root of 45006210 is about 355.7056914056.

Adding to 45006210 its reverse (1260054), we get a palindrome (46266264).

The spelling of 45006210 in words is "forty-five million, six thousand, two hundred ten".