406367272 has 8 divisors (see below), whose sum is σ = 761938650. Its totient is φ = 203183632.

The previous prime is 406367249. The next prime is 406367317. The reversal of 406367272 is 272763604.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 355473316 + 50893956 = 18854^2 + 7134^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 25397947 + ... + 25397962.

Almost surely, 2^406367272 is an apocalyptic number.

It is an amenable number.

406367272 is a deficient number, since it is larger than the sum of its proper divisors (355571378).

406367272 is a wasteful number, since it uses less digits than its factorization.

406367272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50795915 (or 50795911 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 406367272 is about 20158.5533211091. The cubic root of 406367272 is about 740.6952754433.

The spelling of 406367272 in words is "four hundred six million, three hundred sixty-seven thousand, two hundred seventy-two".