407238463 has 4 divisors (see below), whose sum is σ = 412974288. Its totient is φ = 401502640.

The previous prime is 407238449. The next prime is 407238467. The reversal of 407238463 is 364832704.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 407238463 - 2⁵ = 407238431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407238467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2867806 + ... + 2867947.

It is an arithmetic number, because the mean of its divisors is an integer number (103243572).

Almost surely, 2^407238463 is an apocalyptic number.

407238463 is a deficient number, since it is larger than the sum of its proper divisors (5735825).

407238463 is an equidigital number, since it uses as much as digits as its factorization.

407238463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5735824.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 407238463 is about 20180.1502224339. The cubic root of 407238463 is about 741.2242111438.

The spelling of 407238463 in words is "four hundred seven million, two hundred thirty-eight thousand, four hundred sixty-three".