10449156 has 24 divisors (see below), whose sum is σ = 24449824. Its totient is φ = 3473280.

The previous prime is 10449151. The next prime is 10449163. The reversal of 10449156 is 65194401.

It is a happy number.

It is a super-2 number, since 2×10449156² = 218369722224672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10449151) 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 7 ways as a sum of consecutive naturals, for example, 4191 + ... + 6201.

Almost surely, 2^10449156 is an apocalyptic number.

It is an amenable number.

10449156 is an abundant number, since it is smaller than the sum of its proper divisors (14000668).

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

10449156 is a wasteful number, since it uses less digits than its factorization.

10449156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2451 (or 2449 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 10449156 is about 3232.5154291975. The cubic root of 10449156 is about 218.6219369064.

The spelling of 10449156 in words is "ten million, four hundred forty-nine thousand, one hundred fifty-six".