10156449 has 8 divisors (see below), whose sum is σ = 13557952. Its totient is φ = 6762960.

The previous prime is 10156441. The next prime is 10156457. The reversal of 10156449 is 94465101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10156441) and next prime (10156457).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10156449 - 2³ = 10156441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10156441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2244 + ... + 5034.

It is an arithmetic number, because the mean of its divisors is an integer number (1694744).

Almost surely, 2^10156449 is an apocalyptic number.

It is an amenable number.

10156449 is a deficient number, since it is larger than the sum of its proper divisors (3401503).

10156449 is a wasteful number, since it uses less digits than its factorization.

10156449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4007.

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

The square root of 10156449 is about 3186.9184175313. The cubic root of 10156449 is about 216.5611907390.

The spelling of 10156449 in words is "ten million, one hundred fifty-six thousand, four hundred forty-nine".