424120401 has 8 divisors (see below), whose sum is σ = 628326560. Its totient is φ = 282746916.

The previous prime is 424120351. The next prime is 424120423. The reversal of 424120401 is 104021424.

424120401 is a `hidden beast` number, since 4 + 241 + 20 + 401 = 666.

It is not a de Polignac number, because 424120401 - 2¹⁵ = 424087633 is a prime.

It is a super-2 number, since 2×424120401² = 359756229088801602, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (424122401) 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, 7854055 + ... + 7854108.

It is an arithmetic number, because the mean of its divisors is an integer number (78540820).

Almost surely, 2^424120401 is an apocalyptic number.

It is an amenable number.

424120401 is a deficient number, since it is larger than the sum of its proper divisors (204206159).

424120401 is a wasteful number, since it uses less digits than its factorization.

424120401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15708172 (or 15708166 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 424120401 is about 20594.1836691819. The cubic root of 424120401 is about 751.3282542655.

Adding to 424120401 its reverse (104021424), we get a palindrome (528141825).

It can be divided in two parts, 4241 and 20401, that added together give a palindrome (24642).

The spelling of 424120401 in words is "four hundred twenty-four million, one hundred twenty thousand, four hundred one".