1424291040 has 168 divisors, whose sum is σ = 5045436648. Its totient is φ = 379779840.

The previous prime is 1424291023. The next prime is 1424291083. The reversal of 1424291040 is 401924241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1424290995 and 1424291013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 110535 + ... + 122745.

It is an arithmetic number, because the mean of its divisors is an integer number (30032361).

Almost surely, 2^1424291040 is an apocalyptic number.

1424291040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1424291040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2522718324).

1424291040 is an abundant number, since it is smaller than the sum of its proper divisors (3621145608).

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

1424291040 is an equidigital number, since it uses as much as digits as its factorization.

1424291040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12244 (or 12221 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1424291040 is about 37739.7806034958. The cubic root of 1424291040 is about 1125.1219067895.

The spelling of 1424291040 in words is "one billion, four hundred twenty-four million, two hundred ninety-one thousand, forty".