406428753 has 8 divisors (see below), whose sum is σ = 570426400. Its totient is φ = 256691808.

The previous prime is 406428749. The next prime is 406428761. The reversal of 406428753 is 357824604.

It is a happy number.

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

It is not a de Polignac number, because 406428753 - 2² = 406428749 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406428703) 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 7 ways as a sum of consecutive naturals, for example, 3565108 + ... + 3565221.

It is an arithmetic number, because the mean of its divisors is an integer number (71303300).

Almost surely, 2^406428753 is an apocalyptic number.

It is an amenable number.

406428753 is a deficient number, since it is larger than the sum of its proper divisors (163997647).

406428753 is a wasteful number, since it uses less digits than its factorization.

406428753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7130351.

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 406428753 is about 20160.0781992531. The cubic root of 406428753 is about 740.7326278525.

The spelling of 406428753 in words is "four hundred six million, four hundred twenty-eight thousand, seven hundred fifty-three".