10403430 has 32 divisors (see below), whose sum is σ = 25053408. Its totient is φ = 2764800.

The previous prime is 10403399. The next prime is 10403441. The reversal of 10403430 is 3430401.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15910 + ... + 16550.

It is an arithmetic number, because the mean of its divisors is an integer number (782919).

Almost surely, 2^10403430 is an apocalyptic number.

10403430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10403430 is an abundant number, since it is smaller than the sum of its proper divisors (14649978).

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

10403430 is a wasteful number, since it uses less digits than its factorization.

10403430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 10403430 is about 3225.4348544034. The cubic root of 10403430 is about 218.3025706258.

Adding to 10403430 its reverse (3430401), we get a palindrome (13833831).

The spelling of 10403430 in words is "ten million, four hundred three thousand, four hundred thirty".