1426335140 has 24 divisors (see below), whose sum is σ = 2998826880. Its totient is φ = 569863008.

The previous prime is 1426335137. The next prime is 1426335161. The reversal of 1426335140 is 415336241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24332 + ... + 58691.

It is an arithmetic number, because the mean of its divisors is an integer number (124951120).

Almost surely, 2^1426335140 is an apocalyptic number.

1426335140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1426335140 is an abundant number, since it is smaller than the sum of its proper divisors (1572491740).

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

1426335140 is a wasteful number, since it uses less digits than its factorization.

1426335140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83891 (or 83889 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1426335140 is about 37766.8523973074. The cubic root of 1426335140 is about 1125.6598966316.

The spelling of 1426335140 in words is "one billion, four hundred twenty-six million, three hundred thirty-five thousand, one hundred forty".