1401022424 has 16 divisors (see below), whose sum is σ = 2662903320. Its totient is φ = 690914880.

The previous prime is 1401022423. The next prime is 1401022429. The reversal of 1401022424 is 4242201041.

It is a junction number, because it is equal to n+sod(n) for n = 1401022396 and 1401022405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401022423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1198922 + ... + 1200089.

Almost surely, 2^1401022424 is an apocalyptic number.

It is an amenable number.

1401022424 is a deficient number, since it is larger than the sum of its proper divisors (1261880896).

1401022424 is a wasteful number, since it uses less digits than its factorization.

1401022424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399090 (or 2399086 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1401022424 is about 37430.2340895699. The cubic root of 1401022424 is about 1118.9612030580.

Adding to 1401022424 its reverse (4242201041), we get a palindrome (5643223465).

The spelling of 1401022424 in words is "one billion, four hundred one million, twenty-two thousand, four hundred twenty-four".