45210810 has 32 divisors (see below), whose sum is σ = 109065600. Its totient is φ = 11994048.

The previous prime is 45210799. The next prime is 45210811. The reversal of 45210810 is 1801254.

It is a super-2 number, since 2×45210810² = 4088034681712200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45210811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2184 + ... + 9756.

It is an arithmetic number, because the mean of its divisors is an integer number (3408300).

Almost surely, 2^45210810 is an apocalyptic number.

45210810 is an abundant number, since it is smaller than the sum of its proper divisors (63854790).

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

45210810 is a wasteful number, since it uses less digits than its factorization.

45210810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7782.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 45210810 is about 6723.8984227902. The cubic root of 45210810 is about 356.2438940166.

The spelling of 45210810 in words is "forty-five million, two hundred ten thousand, eight hundred ten".