407372461 has 2 divisors, whose sum is σ = 407372462. Its totient is φ = 407372460.

The previous prime is 407372437. The next prime is 407372467. The reversal of 407372461 is 164273704.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 368870436 + 38502025 = 19206^2 + 6205^2 .

It is a cyclic number.

It is not a de Polignac number, because 407372461 - 2⁵ = 407372429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (407372467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203686230 + 203686231.

It is an arithmetic number, because the mean of its divisors is an integer number (203686231).

Almost surely, 2^407372461 is an apocalyptic number.

It is an amenable number.

407372461 is a deficient number, since it is larger than the sum of its proper divisors (1).

407372461 is an equidigital number, since it uses as much as digits as its factorization.

407372461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 407372461 is about 20183.4699940322. The cubic root of 407372461 is about 741.3054998555.

The spelling of 407372461 in words is "four hundred seven million, three hundred seventy-two thousand, four hundred sixty-one".