10506394 has 8 divisors (see below), whose sum is σ = 15814260. Its totient is φ = 5234976.

The previous prime is 10506383. The next prime is 10506407. The reversal of 10506394 is 49360501.

It can be written as a sum of positive squares in 2 ways, for example, as 9579025 + 927369 = 3095^2 + 963^2 .

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

It is a super-2 number, since 2×10506394² = 220768629766472, which contains 22 as substring.

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, 8379 + ... + 9550.

Almost surely, 2^10506394 is an apocalyptic number.

10506394 is a deficient number, since it is larger than the sum of its proper divisors (5307866).

10506394 is a wasteful number, since it uses less digits than its factorization.

10506394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18224.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 10506394 is about 3241.3568146688. The cubic root of 10506394 is about 219.0203966185.

Adding to 10506394 its reverse (49360501), we get a palindrome (59866895).

The spelling of 10506394 in words is "ten million, five hundred six thousand, three hundred ninety-four".