45690210 has 64 divisors (see below), whose sum is σ = 122601600. Its totient is φ = 12108096.

The previous prime is 45690191. The next prime is 45690217. The reversal of 45690210 is 1209654.

45690210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (45690217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52761 + ... + 53619.

It is an arithmetic number, because the mean of its divisors is an integer number (1915650).

Almost surely, 2^45690210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45690210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61300800).

45690210 is an abundant number, since it is smaller than the sum of its proper divisors (76911390).

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

45690210 is a wasteful number, since it uses less digits than its factorization.

45690210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1072 (or 1066 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 45690210 is about 6759.4533802668. The cubic root of 45690210 is about 357.4986323647.

Adding to 45690210 its reverse (1209654), we get a palindrome (46899864).

The spelling of 45690210 in words is "forty-five million, six hundred ninety thousand, two hundred ten".