407422229 has 4 divisors (see below), whose sum is σ = 407568876. Its totient is φ = 407275584.

The previous prime is 407422219. The next prime is 407422237. The reversal of 407422229 is 922224704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 218359729 + 189062500 = 14777^2 + 13750^2 .

It is a cyclic number.

It is not a de Polignac number, because 407422229 - 2¹⁶ = 407356693 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 407422195 and 407422204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407422219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69074 + ... + 74739.

It is an arithmetic number, because the mean of its divisors is an integer number (101892219).

Almost surely, 2^407422229 is an apocalyptic number.

It is an amenable number.

407422229 is a deficient number, since it is larger than the sum of its proper divisors (146647).

407422229 is a wasteful number, since it uses less digits than its factorization.

407422229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146646.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 407422229 is about 20184.7028464627. The cubic root of 407422229 is about 741.3356866366.

The spelling of 407422229 in words is "four hundred seven million, four hundred twenty-two thousand, two hundred twenty-nine".