1623426411 has 24 divisors (see below), whose sum is σ = 2305585296. Its totient is φ = 1015643200.

The previous prime is 1623426403. The next prime is 1623426419. The reversal of 1623426411 is 1146243261.

It is an interprime number because it is at equal distance from previous prime (1623426403) and next prime (1623426419).

It is not a de Polignac number, because 1623426411 - 2³ = 1623426403 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1623426419) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74461 + ... + 93761.

It is an arithmetic number, because the mean of its divisors is an integer number (96066054).

Almost surely, 2^1623426411 is an apocalyptic number.

1623426411 is a deficient number, since it is larger than the sum of its proper divisors (682158885).

1623426411 is a wasteful number, since it uses less digits than its factorization.

1623426411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19403 (or 19380 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 1623426411 is about 40291.7660446896. The cubic root of 1623426411 is about 1175.2877305919.

Adding to 1623426411 its reverse (1146243261), we get a palindrome (2769669672).

The spelling of 1623426411 in words is "one billion, six hundred twenty-three million, four hundred twenty-six thousand, four hundred eleven".