10621146 has 16 divisors (see below), whose sum is σ = 21816864. Its totient is φ = 3444624.

The previous prime is 10621139. The next prime is 10621153. The reversal of 10621146 is 64112601.

It is an interprime number because it is at equal distance from previous prime (10621139) and next prime (10621153).

It is a super-2 number, since 2×10621146² = 225617484706632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23700 + ... + 24143.

It is an arithmetic number, because the mean of its divisors is an integer number (1363554).

Almost surely, 2^10621146 is an apocalyptic number.

10621146 is an abundant number, since it is smaller than the sum of its proper divisors (11195718).

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

10621146 is a wasteful number, since it uses less digits than its factorization.

10621146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47885.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 10621146 is about 3259.0099723689. The cubic root of 10621146 is about 219.8148994027.

Adding to 10621146 its reverse (64112601), we get a palindrome (74733747).

The spelling of 10621146 in words is "ten million, six hundred twenty-one thousand, one hundred forty-six".