1214040424 has 16 divisors (see below), whose sum is σ = 2282779620. Its totient is φ = 605299200.

The previous prime is 1214040407. The next prime is 1214040439. The reversal of 1214040424 is 4240404121.

It can be written as a sum of positive squares in 2 ways, for example, as 1211736100 + 2304324 = 34810^2 + 1518^2 .

It is a super-2 number, since 2×1214040424² = 2947788302212199552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1214040395 and 1214040404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212127 + ... + 217774.

Almost surely, 2^1214040424 is an apocalyptic number.

It is an amenable number.

1214040424 is a deficient number, since it is larger than the sum of its proper divisors (1068739196).

1214040424 is a wasteful number, since it uses less digits than its factorization.

1214040424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430260 (or 430256 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 1214040424 is about 34843.0828716404. The cubic root of 1214040424 is about 1066.7870030036.

Adding to 1214040424 its reverse (4240404121), we get a palindrome (5454444545).

The spelling of 1214040424 in words is "one billion, two hundred fourteen million, forty thousand, four hundred twenty-four".