10400436 has 36 divisors (see below), whose sum is σ = 26417664. Its totient is φ = 3450000.

The previous prime is 10400431. The next prime is 10400443. The reversal of 10400436 is 63400401.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10400431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8461 + ... + 9611.

It is an arithmetic number, because the mean of its divisors is an integer number (733824).

Almost surely, 2^10400436 is an apocalyptic number.

It is an amenable number.

10400436 is an abundant number, since it is smaller than the sum of its proper divisors (16017228).

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

10400436 is a wasteful number, since it uses less digits than its factorization.

10400436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412 (or 1407 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 10400436 is about 3224.9706975413. The cubic root of 10400436 is about 218.2816268728.

Adding to 10400436 its reverse (63400401), we get a palindrome (73800837).

The spelling of 10400436 in words is "ten million, four hundred thousand, four hundred thirty-six".