10406390 has 16 divisors (see below), whose sum is σ = 19336320. Its totient is φ = 4028160.

The previous prime is 10406381. The next prime is 10406393. The reversal of 10406390 is 9360401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10406393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16475 + ... + 17094.

It is an arithmetic number, because the mean of its divisors is an integer number (1208520).

Almost surely, 2^10406390 is an apocalyptic number.

10406390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10406390 is a deficient number, since it is larger than the sum of its proper divisors (8929930).

10406390 is a wasteful number, since it uses less digits than its factorization.

10406390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33607.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 10406390 is about 3225.8936746272. The cubic root of 10406390 is about 218.3232725909.

Adding to 10406390 its reverse (9360401), we get a palindrome (19766791).

The spelling of 10406390 in words is "ten million, four hundred six thousand, three hundred ninety".