424943944 has 8 divisors (see below), whose sum is σ = 796769910. Its totient is φ = 212471968.

The previous prime is 424943933. The next prime is 424943971. The reversal of 424943944 is 449349424.

It can be written as a sum of positive squares in only one way, i.e., 408444100 + 16499844 = 20210^2 + 4062^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 424943944.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26558989 + ... + 26559004.

Almost surely, 2^424943944 is an apocalyptic number.

It is an amenable number.

424943944 is a deficient number, since it is larger than the sum of its proper divisors (371825966).

424943944 is a wasteful number, since it uses less digits than its factorization.

424943944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53117999 (or 53117995 counting only the distinct ones).

The product of its digits is 497664, while the sum is 43.

The square root of 424943944 is about 20614.1685255554. The cubic root of 424943944 is about 751.8142413141.

The spelling of 424943944 in words is "four hundred twenty-four million, nine hundred forty-three thousand, nine hundred forty-four".