1426401156 has 24 divisors (see below), whose sum is σ = 3328887744. Its totient is φ = 475378720.

The previous prime is 1426401113. The next prime is 1426401173. The reversal of 1426401156 is 6511046241.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105121 + ... + 117911.

It is an arithmetic number, because the mean of its divisors is an integer number (138703656).

Almost surely, 2^1426401156 is an apocalyptic number.

It is an amenable number.

1426401156 is an abundant number, since it is smaller than the sum of its proper divisors (1902486588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1426401156 is a wasteful number, since it uses less digits than its factorization.

1426401156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22091 (or 22089 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 1426401156 is about 37767.7263811313. The cubic root of 1426401156 is about 1125.6772629142.

Adding to 1426401156 its reverse (6511046241), we get a palindrome (7937447397).

The spelling of 1426401156 in words is "one billion, four hundred twenty-six million, four hundred one thousand, one hundred fifty-six".