10156994 has 8 divisors (see below), whose sum is σ = 15249468. Its totient is φ = 5073840.

The previous prime is 10156957. The next prime is 10157023. The reversal of 10156994 is 49965101.

It can be written as a sum of positive squares in 2 ways, for example, as 10156969 + 25 = 3187^2 + 5^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2024 + ... + 4940.

Almost surely, 2^10156994 is an apocalyptic number.

10156994 is a deficient number, since it is larger than the sum of its proper divisors (5092474).

10156994 is a wasteful number, since it uses less digits than its factorization.

10156994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4660.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 10156994 is about 3187.0039221815. The cubic root of 10156994 is about 216.5650642627.

The spelling of 10156994 in words is "ten million, one hundred fifty-six thousand, nine hundred ninety-four".