10449864 has 64 divisors (see below), whose sum is σ = 29376000. Its totient is φ = 3441600.

The previous prime is 10449863. The next prime is 10449869. The reversal of 10449864 is 46894401.

It is a happy number.

10449864 is a `hidden beast` number, since 104 + 498 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (10449863) 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, 21577 + ... + 22055.

It is an arithmetic number, because the mean of its divisors is an integer number (459000).

Almost surely, 2^10449864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10449864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14688000).

10449864 is an abundant number, since it is smaller than the sum of its proper divisors (18926136).

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

10449864 is a wasteful number, since it uses less digits than its factorization.

10449864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 10449864 is about 3232.6249395808. The cubic root of 10449864 is about 218.6268744930.

The spelling of 10449864 in words is "ten million, four hundred forty-nine thousand, eight hundred sixty-four".