45126810 has 24 divisors (see below), whose sum is σ = 117329940. Its totient is φ = 12033792.

The previous prime is 45126779. The next prime is 45126811. The reversal of 45126810 is 1862154.

It can be written as a sum of positive squares in 2 ways, for example, as 44475561 + 651249 = 6669^2 + 807^2 .

It is a super-2 number, since 2×45126810² = 4072857961552200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45126811) 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 11 ways as a sum of consecutive naturals, for example, 250615 + ... + 250794.

Almost surely, 2^45126810 is an apocalyptic number.

45126810 is an abundant number, since it is smaller than the sum of its proper divisors (72203130).

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

45126810 is a wasteful number, since it uses less digits than its factorization.

45126810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501422 (or 501419 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 45126810 is about 6717.6491423712. The cubic root of 45126810 is about 356.0231279424.

Adding to 45126810 its reverse (1862154), we get a palindrome (46988964).

It can be divided in two parts, 451 and 26810, that added together give a triangular number (27261 = T₂₃₃).

The spelling of 45126810 in words is "forty-five million, one hundred twenty-six thousand, eight hundred ten".