424957649 has 8 divisors (see below), whose sum is σ = 431319168. Its totient is φ = 418606720.

The previous prime is 424957633. The next prime is 424957651. The reversal of 424957649 is 946759424.

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 424957649 - 2⁴ = 424957633 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 424957597 and 424957606.

It is not an unprimeable number, because it can be changed into a prime (424957609) 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, 118724 + ... + 122250.

It is an arithmetic number, because the mean of its divisors is an integer number (53914896).

Almost surely, 2^424957649 is an apocalyptic number.

It is an amenable number.

424957649 is a deficient number, since it is larger than the sum of its proper divisors (6361519).

424957649 is a wasteful number, since it uses less digits than its factorization.

424957649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5295.

The product of its digits is 2177280, while the sum is 50.

The square root of 424957649 is about 20614.5009398724. The cubic root of 424957649 is about 751.8223235592.

The spelling of 424957649 in words is "four hundred twenty-four million, nine hundred fifty-seven thousand, six hundred forty-nine".