10545444 has 192 divisors, whose sum is σ = 35750400. Its totient is φ = 2612736.

The previous prime is 10545443. The next prime is 10545467. The reversal of 10545444 is 44454501.

It is a super-2 number, since 2×10545444² = 222412778314272, which contains 22 as substring.

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 (10545443) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 284994 + ... + 285030.

It is an arithmetic number, because the mean of its divisors is an integer number (186200).

Almost surely, 2^10545444 is an apocalyptic number.

10545444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10545444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17875200).

10545444 is an abundant number, since it is smaller than the sum of its proper divisors (25204956).

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

10545444 is a wasteful number, since it uses less digits than its factorization.

10545444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 10545444 is about 3247.3749398553. The cubic root of 10545444 is about 219.2914116492.

Adding to 10545444 its reverse (44454501), we get a palindrome (54999945).

The spelling of 10545444 in words is "ten million, five hundred forty-five thousand, four hundred forty-four".