426497479 has 8 divisors (see below), whose sum is σ = 451927728. Its totient is φ = 401105280.

The previous prime is 426497471. The next prime is 426497507. The reversal of 426497479 is 974794624.

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

It is a cyclic number.

It is not a de Polignac number, because 426497479 - 2³ = 426497471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426497471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15469 + ... + 33049.

It is an arithmetic number, because the mean of its divisors is an integer number (56490966).

Almost surely, 2^426497479 is an apocalyptic number.

426497479 is a deficient number, since it is larger than the sum of its proper divisors (25430249).

426497479 is a wasteful number, since it uses less digits than its factorization.

426497479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19025.

The product of its digits is 3048192, while the sum is 52.

The square root of 426497479 is about 20651.8153923572. The cubic root of 426497479 is about 752.7293026430.

The spelling of 426497479 in words is "four hundred twenty-six million, four hundred ninety-seven thousand, four hundred seventy-nine".