424630478 has 8 divisors (see below), whose sum is σ = 643129968. Its totient is φ = 210253824.

The previous prime is 424630457. The next prime is 424630553. The reversal of 424630478 is 874036424.

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

It is a super-2 number, since 2×424630478² = 360622085693016968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1030451 + ... + 1030862.

It is an arithmetic number, because the mean of its divisors is an integer number (80391246).

Almost surely, 2^424630478 is an apocalyptic number.

424630478 is a deficient number, since it is larger than the sum of its proper divisors (218499490).

424630478 is a wasteful number, since it uses less digits than its factorization.

424630478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061418.

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 424630478 is about 20606.5639542356. The cubic root of 424630478 is about 751.6293336511.

The spelling of 424630478 in words is "four hundred twenty-four million, six hundred thirty thousand, four hundred seventy-eight".