426499140 has 48 divisors (see below), whose sum is σ = 1195286400. Its totient is φ = 113629440.

The previous prime is 426499133. The next prime is 426499159. The reversal of 426499140 is 41994624.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81400 + ... + 86480.

It is an arithmetic number, because the mean of its divisors is an integer number (24901800).

Almost surely, 2^426499140 is an apocalyptic number.

It is an amenable number.

426499140 is an abundant number, since it is smaller than the sum of its proper divisors (768787260).

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

426499140 is a wasteful number, since it uses less digits than its factorization.

426499140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6492 (or 6490 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 426499140 is about 20651.8556067003. The cubic root of 426499140 is about 752.7302798131.

The spelling of 426499140 in words is "four hundred twenty-six million, four hundred ninety-nine thousand, one hundred forty".